Friday, September 6, 2019
Hamlet - Ghosts Speech - Act 1 Essay Example for Free
Hamlet Ghosts Speech Act 1 Essay In the beginning of the play, the reader is introduced to the disorder in Denmark, a prevalent motif. The mysterious death of the king spurred the disorder, and the prospect of revenge was magnified by the supposed appearance of the late King Hamletââ¬â¢s ghost. The ghostââ¬â¢s appearance and subsequent speech intensify the disorder by validating the readerââ¬â¢s suspicion of Claudius as a murderer and an incestuous, adulterous serpent. Hamlet is torn by this revelation, and responds with justified drama. Thus far Hamlet had a few reasons to hate Claudius; the ghostââ¬â¢s message emboldened everything he had suspected and even added to it. Previously in Act One, Hamlet had criticized Claudius for a few major grievances: for being opportunist upon the death of his father by marrying his newly widowed mother in order to seize the throne instead of Hamlet, for not properly mourning the king by waiting just a month to take his wife, and for acting like an animal by behaving in an incestuous and lustful manner. By playing on many of the same metaphors as Hamlet and bringing forth new claims too, the ghost- whose word the reader takes as truth- bolsters Hamletââ¬â¢s claims. In the ghostââ¬â¢s rhetoric, Claudius is an unnatural, murderous ââ¬Å"serpentâ⬠.(sc. 5 ln. 43) As a ââ¬Å"fat weed,â⬠his parasitic nature is apparent and matches Hamletââ¬â¢s assessment of the situation as an ââ¬Å"unweeded garden.â⬠(sc. 5 ln. 39) (sc. 2 ln. 139) Later, the ghost goes on to describe ââ¬Å"lewdnessâ⬠courting ââ¬Å"virtueâ⬠in Claudiusââ¬â¢ despicable new relationship.(sc. 5 ln. 60-1) To Hamlet and the ghost, the new union is an embodiment of evil though it holds an honorable, royal position. The royal bed is now a couch for luxury and incest. (sc 5. ln.89-90) The queen has been corrupted by ââ¬Å"wicked wit and giftsâ⬠and succumbed by what almost sounds like magic. (sc. 5 ln. 51) This too plays on the motif of unnatural existence in ââ¬Å"Hamletâ⬠as exemplified by the ghost. The ghost refers to public opinion as ââ¬Å"the ear of Denmark.â⬠(sc.5 ln.43) By misleading this one representative ear, the entire country has been misled.à The ghost then furthers the ear imagery by describing how he was personally poisoned through his ear. This deception perpetrated by the current king adds to the sense of unrest. The late Hamlet was ââ¬Å"sleeping within (his) orchard,â⬠an emphatically innocent action, as the juice was poured into his ear and coursed through his body like quicksilver. (sc. 5 ln. 66) The poison ââ¬Å"tetter(ed)â⬠¦aboutâ⬠¦with vile and loathsome crust.â⬠(sc. 5 ln.78-79) This vivid and gory description adds to the sense of decay and discord. As Marcellus put it, ââ¬Å"something is rotten in the state of Denmark.â⬠(sc.4 ln. 100) Then the ghost talks about how that napping time was his ââ¬Å"secure hour.â⬠(sc.5 ln. 68) This describes the feeling of routine that once existed in the kingdom. Now time is cursed and nothing is happens in a proper time because of Claudiusââ¬â¢ unnatural murder. The senses of touch and sight are very important in this speech. The ghost carefully describes how things looked and felt to actualize his feelings to Hamlet and the reader. When describing the queen, he uses a prickly set of descriptive words. She isnââ¬â¢t just part of a cursed union, she has ââ¬Å"thorns that in her bosom lodge to prick and sting her,â⬠by some heavenly will. (sc, 5 ln. 94-5) Additionally, the description of the poisoning is graphic to make it personal and real for Hamlet.
Thursday, September 5, 2019
Force Plate Design And Use Health And Social Care Essay
Force Plate Design And Use Health And Social Care Essay Force plates are a powerful tool for examining the kinetic characteristics of an athletes movement. The plates offer a large variety of information about the external forces involved, but have very specific characteristics that define the potential quality of collected data. Through proper understanding of these qualities, and sound use of calibration, filtering, and sampling procedures, the user can ensure that the error disguising the signal of interest is minimized. Thus, the collected data is at its highest possible quality, and inference about the athlete in question is strongest. This paper deals with the aforementioned topics related to force plate design and use, including a section describing an example laboratory set-up. Keywords: force plate, filtering, sampling, data collection, kinetic Introduction Force is the entity that results in movement- it can be understood as a push, or pull, or simply, a tendency to distort a material. Measurement of force can allow a coach or sport scientist to quantitatively understand an athletes execution of a skill, or to assess an athletes physical progress. For example, assessment of the external forces applied to the ground by an athlete in a vertical jump provide a very good picture of the explosive abilities of an athlete, as well a very good indicator of the progress of those abilities if measured at multiple time points in a training program. Force plates and other force measurement devices are widely used to assess the external forces generated by athletes. Force plates in particular measure external ground reaction forces in up to three planes -vertical, anterior-posterior, and medial lateral. This data provides a picture of the interaction within an athlete-ground system, something extremely difficult to do without a force plate. It is important to distinguish between kinetic and kinematic analysis. Kinematics is related to movement, what is visually observable, e.g. positions velocities and directions, while kinetics refers to what causes the movement to occur (i.e. torques and forces), and is not directly observable. Force plates allow one to see the kinetic characteristics of a skill, and thus the forces that cause the precise execution of that skill. Force Plate Design and Use Force plates measure external forces based on the principles of Newtons third law- that an object exerting a force on another object has a simultaneous force exerted upon it that is equal in magnitude and opposite in direction to the original force exerted. Thus, the force plate measures ground reaction force (GRF). GRF is the force the ground exerts as a reaction (equal, opposite, and simultaneous) to the forces applied to the ground or other object by the athletes body (see Figure 1). This principle allows the researcher to determine the forces exerted by an athlete while in contact with the force plate. In a vertical jump for example, the athletes body mass and propulsion forces from the jump exert a push on the plate, causing a tendency of the plate to distort. This tendency is measured as GRF. The kinetic information obtained from force plate data then provides an understanding of the kinematic characteristics through a derivation of Newtons second law that the force on a body is directly proportional to the mass of the body and the acceleration of the body, represented by the equation force = mass X acceleration. Given that the forces can be measured by a force plate, and the mass of the athlete is known, a very good understanding of the kinematic characteristics of the skill can be obtained through calculation of the acceleration of the athlete using the aforementioned equation. Five important pieces of information can be obtained from a modern full featured force plate: force in the X, Y, and Z directions, the center of pressure, and moment (torque) around each of the axes. Each of these variables shows a picture of the forces exerted by an object (i.e. a limb) on the force plate. This data allows the investigator to determine a multitude of measures. For example, force plates have been used to study the take-off forces in pole vault technique (3) and the forces involved in the second pull in weightlifters (7); as it stands, the uses for force plates are numerous. Before analysis and use of the collected data, processing of the analog signal must occur. Figure 2 shows the complete flow of the force plate data, from the initial analog signal output (continuous voltage) from the force plate, to the final digital input signal leading into the final analysis. Force is applied to the force plate, which changes the excitation charge sent through the force plate in proportion to the force applied. That new charge is sent to an amplifier. Analog signal processing (some kind of filtering or smoothing of the signal) can occur. After the signal has been amplified, the current goes to a data acquisition device, where it enters an analog-digital converter which converts the continuous analog signal to a discrete digital signal. The newly-converted digital data is recorded as evenly spaced samples, and more processing of the digital signal can occur. It is at this point that the recorded digital signal can be analyzed. Load Cells Forces must be measured through indirect means, through a force transducer. A force transducer functions toconvert physical states into electrical signals (21). The load cells in a force plate transduce the force applied to the plate into a measureable electrical voltage and current. There are a variety of load cell types. Two commonly used load cells in force plates are piezoelectric transducers and strain-gauge load cells. Both types of load cells receive an excitation voltage input, and output an different electrical current which is proportional to the load experienced by the cell (based on Ohms Law: current = voltage / resistance) (1). The operation of each differs in a few distinct ways. Piezoelectric cells operate based on the fact that when a piezoelectric material has a force applied to it, a charge appears on the face of the material; This charge is proportional to the force applied. Recording of the resultant voltage allows calculation of the applied force. The strain gauge load cells operate on the fact that changes in electrical current occur when a metal or semiconductor is deformed (1, 19). A thin sheet of metal or semiconductor material is bonded to a metal object, which provides a solid structural device on which to apply the force. Deformations in the device and the bonded sheet result in changes of the electrical resistance of the bonded sheet, thus modifying the current that moves through the bonded sheet. Monitoring of these changes allow for calculation of the force applied to the device. A common form of the strain gauge is the shear beam load cell (1, 19). One end of the beam is anchored to a stable platform, while the other is extended so that it can receive a load. A foil sheet or semiconductor is bonded to the beam, and an electrical current is run through the sheet. Force applied at the end of the beam (perpendicular to the plane of the sheet) causes deformation of the beam, resulting in electrical resistance changes across the sheet bonded to the beam. This results in a different electrical current and allows measurement of the applied force. Shear beam load cells have the advantage of a high force capacity and accurate measurement, which can make them a good candidate for use in force plates. A typical tri-planar force plate is constructed with four three-component load cells (14). Each three-component cell measures force in the X, Y and Z direction, and the placement of the load cells allow for calculation of center of pressure, center of force and torque about the axes. The four load cells are arranged in each of the four quadrants of the force plate, evenly spaced from each other and from the edges. Moment about the axes, center of pressure and center of force can be calculated based from measurements from data from individual load cells and their respective locations on the forceplate. Typically, the forces that are transduced from force plates are summed from measurements from individual force transducers on the plate. For example, in a force plate with four load cells, one in each corner, vertical ground reaction force is calculated from the sum of the forces measured on each cell. Likewise, in a force plate that is capable of anterior-posterior measurement or medial-lateral forces, the forces of interest are the summed composed of the total of the load cells of the plate. Sampling Monitoring the changes in force applied to the force plate requires sampling at regular intervals. Sampling frequencies of 500 to 2000 hertz (Hz) have been noted in the more recent sport science literature, however a sampling frequency of 1000 Hz is perhaps most common (14). While substantial research has examined sampling frequency in a wide variety of applications (engineering, for example), substantially less has been done to examine sampling frequency in sport science, although several authors have evaluated the variability of vertical jump performance data with different sampling frequencies. Vanrenterghem, et al. (24) found that sampling frequencies of above 100 Hz were adequate and Hori, et al. (10) found that sampling at about 200 Hz was accurate enough for accurate measurement. Contrary to the previous authors, Street, et al. (23) found that sampling rates of less than 1080 Hz could lead to an underestimation of jump height (calculated via the impulse method) by up to 4.4%. Other authors have recommended a sampling frequency of 500 Hz or 1000 Hz in force plate research to ensure accuracy, especially when impact is involved (2). Sampling frequencies must be high enough to ensure accuracy of measurement and reduction of signal aliasing (where the recorded digital signal fails to accurately show the original signal due to inadequate sampling). The Nyquist Theorum suggests that the absolute minimum sampling frequency is two times the frequency of interest. Bartlett (2) recommends a sampling frequency of at least 500 Hz, however 1000 Hz is a common choice for force plate capture of human motion (14). High sampling frequency is especially important when creating force-time curves in the early time segments of the curve. For example, some performance monitoring testing evaluates forces applied in the first 50ms of application of force in the isometric mid-thigh pull (12). At a sampling frequency of only 200 ms, if one were to construct a force-time curve, only 11 data points could be used for constructing this 50ms long curve. While a polynomial function could be applied to the 11 data points, a greater degree of accuracy for the curve will be obtained with a frequency of 500 Hz or 1000 Hz, because there would be 26 and 51 data points, respectively, from which to construct a curve. Signal Amplification and Conditioning Data collected from the force plate is not useable until amplification and signal processing occurs. Typically, analog signals (the raw voltage values) from the force plate are amplified and sent to an analog to digital (AD) converter (14). The AD converter then converts the analog voltage signal into a scaled digital signal, a signal that is able to be processed by computer software. Custom software developed in programs like LabVIEWTM (National Instruments, Austin, TX, USA) or Matlab (Mathworks Incorporated, Natick, MA, USA) can perform signal processing to clean up some of the noise from the data for use. Other methods exist for smoothing data that can be done in spreadsheet software such as Microsoft ExcelTM (Microsoft Corporation, Redmond, WA, USA). Many force plates come with proprietary software with filtering and smoothing methods included. Through the collection process, amplification and A/D conversion, there are a number of electrical noise sources that may contaminate the data (5). A number of methods exist for filtering the noise in the signal, in order to best isolate and identify the signal of interest. This filtering can be done on either the analog or digital signal, or both. A low-pass filter eliminates frequencies above a certain level defined in the method, while a high-pass filter eliminates frequencies below a designated level. As noise often occurs at higher frequencies, a low pass filter is able to eliminate much of the noise in the signal. Sometimes it is necessary to restrict the data collected to within a range of frequencies, during which time a band-pass filter can be used. Other times it is necessary to eliminate a certain range of frequencies from a signal; a notch filter will be able to accomplish that task. There are a multitude of signal processors and conditioners that are used in digital signal processing. Three common methods of reducing signal noise are Butterworth filters, splines and frequency domain techniques, such as Fourier Analysis (5). Yet another method is a moving average, which is relatively simple to calculate in Excel. Each of these methods operates differently, and provided that the optimal filter is applied to a signal, the end result is the same: the signal is less choppy and smoother, thus data is cleaner and easier to analyze (for more detailed information, the reader is directed toward Bartlett (2), Challis (5)) and Street, et al. (23). The general recommendation for filter choice is the one that most effectively and accurately isolates the signal of interest. Calibration Force plate calibration is necessary to establish a regression equation to calculate ground reaction forces from output voltage, as well as to ensure accuracy of data obtained from testing. Because force plates only provide an output voltage, a calibration equation must be used to calculate what the ground reaction forces actually are. Unfortunately, often little is done by researchers to address the proper calibration of force plates (9). While calibration of some of the testable variables of the force plate can be difficult, calibration is absolutely necessary given the immense error that can be introduced even with small errors in calibration (9). The general idea behind calibration is that a range of known forces is applied to the force plate to see the resultant voltage given by the load cells, allowing the creation of a regression equation (1). For the Z-direction, a common method of calibration is to place a range of dead weights of known mass on top of the force plate, which allows the researcher to calibrate based on the resulting output voltage of the known mass. Calibration of the horizontal forces, torque and center of pressure can be a more difficult endeavor. However, researchers have proposed methods of calibration that are possible in the laboratory environment, such as a pulley system for X- and Y-direction calibration as proposed by Hall, et al. (9). In the pulley system, a regression equation is built from the output voltages with progressively higher (horizontally) applied loads. A pendulum system for dynamic calibration designed by Fairburn, et al. (6) is also a possibility for more advanced calibration. In-laboratory testing would allow a laboratory to avoid the potentially expensive calibration that is done by the force plate companies and private metricians. Technical Information of Note Force plate technical reports typically contain a data table with information about some or all of the following: linearity, hysteresis, crosstalk, and/or natural frequency. Each of these items provides valuable information about the characteristics of the force plate, as each affects the data obtained from it. Refer to Table 1 for recommended ranges. Linearity Linearity is the maximum deviation of collected force plate data from a straight line (2). Perfect linearity is ideal, but is not necessarily a requirement for accurate data collection and analysis, as it can be calibrated for by applying a higher order polynomial to the data points(2). Linearity can be expressed as: ( Where y=maximum deviation from linearity, and Y=full scale deflection (8). Full scale deflection refers to the voltage output with the highest load within the limit of the force plate. Dividing deviation from linearity by the highest voltage achieved gives a relative measure of linearity, and allows comparison to a standard. Hysteresis Hysteresis is the difference in output values seen during the loading and unloading of a material (2). This is a quality that should also be minimized, as many force plate measurements involve both a loading and unloading component (see Figure 3). For example, large hysteresis in a load cell might over-estimate the forces in the eccentric portion of a squat, while correctly estimating the forces during the concentric portion. Hysteresis is sometimes seen as a result of a mechanical lag in deformity return to normal shape occurring during loading of the force transducers. Hysteresis can be calculated with the equation: ) Where XL = output voltage for a given load during loading, XU = output voltage for the same given load during unloading, and Z =full scale deflection (2). Cross-Talk Many force plates measure forces in multiple planes; the components required to measure the different directions generally have at least a minor amount of cross-talk. Cross-talk refers to the interference of force in one component direction with the measurement of force by a component in another direction (2). It is important that this quality is minimized, so that forces from one plane are not measured on another, thus falsely attributing forces to an incorrect source. Bartlett (2) stated that less than 3% of full-scale deflection is preferable. Natural Frequency Maximum Frequency Ratio When struck, every object has a frequency at which it will tend to vibrate, (5). Force plates, as they are constructed of multiple materials, sometimes have multiple natural frequencies. Force plate manufacturers often report the natural frequency of the force plate when set up according to manufacturer specifications. This natural frequency should be significantly higher than that of the measurement, as it greatly increases the ease of isolating the measurement signal from the plate vibration. Force plates generally have high natural frequencies to aid in the ease of isolation through filtering. For example, the Kistler Type 9281E Triplanar force plate has a natural frequency of 1000 Hz (Kistler Group, Winterthur, Switzerland). The high natural frequency of this force plate is high enough to measure the impact activities of sports, which can surpass 100 Hz (2). The ratio of frequency of the measured skill to natural frequency (Maximum Frequency Ratio) should be less or equal to 0.2, so that the information of interest in the signal can be effectively isolated from the natural frequency of the plate. Minimizing Error The possibility of inaccurate measurements must be minimized if accurate conclusions are to be drawn. Certain steps can be taken to reduce the possibility of error, although even the most optimal setup will have at least a small amount of error. First and foremost, if a user does not know how to properly use the force plate and the software associated with it, the largest source of error may be the user himself. In this article, it is emphasized that with a proper education and the right information, the reader of this paper should be able to understand the basics of using a force platform, thus severely reducing potential for user error. Adherence to the recommendations by Bartlett (2) will also serve to ensure accuracy of the data collected by the plate. Any deviance of the force plate characteristics outside of the recommendations increases the risk of inaccuracy. For example, Lees and Lake (14) and Hall, et al. (9) showed how cross-talk of even 1% could introduce a large amount of error in certain gait measurements. Calibration should occur over a range of loads, from unloaded to above the highest expected load, within the manufacturer-specified loads of the force plate (if the expected loads are outside of the range, then a new plate with greater load range is necessary). For example, in an isometric pull, where measurements of vertical ground reaction force can exceed 7000 N or more (4), the force plate should be calibrated in the Z-axis with loads ranging from 0kg to more than 700kg. For horizontal calibration, a pulley system, like the one designed by Hall, et al. (9) would suffice. Dynamic calibration can be a bit more tricky, requiring expensive equipment or complex methodology. This can be done by major force plate companies or by private metricians. It is also extremely important to install and adjust force plates based on manufacturer recommendations. Manufacturer-reported technical data about the force plate (e.g. hysteresis, linearity) are measured and determined under set conditions. Recommendations for where the force plate is installed, the type of flooring installed on and which floor level it is installed on must all be followed. A level surface for installation is required. Should the conditions during use deviate from those specified by the manufacturer, there is the possibility that those reported qualities (linearity, hysteresis) are no longer accurate. Even with an ideal setup, there remain other sources for error. Other such sources of error are thermal noise, chemical noise, and electrical interference. Thermal noise is associated with the temperature of the device in use. Part of the reason for allowing a device to warm up is so that thermal noise is allowed to stabilize, as rising component temperatures result in changing electrical noise. Chemical noise is random noise that exists everywhere, and comes from variations in temperature, humidity, pressure and other sources. Electrical noise results from devices around the testing area that use electricity, such as lighting and equipment. Electrical noise is at 60 Hz and progressively weaker at its harmonics- 120 Hz, 180 Hz, etc. For example, if a force platform is placed in a room that has fluorescent lights, air conditioning/heat, and the building is located near power lines, electrical noise may be a substantial source of interference. In all devices, the measured value is the result of the true score plus error. While one can attempt to eliminate as much error as possible, there will always be a degree of error in the collected data. It is up to the tester to eliminate and reduce as many sources of error as possible, and a theoretical judgment as to how much error in the collection is acceptable. Our Laboratory Equipment and Processing While our laboratory uses tri-directional force plates, the majority of force plates we use are unidirectional, and measure only in the vertical direction (See Figure 4 for a photo). Although it is a drawback to only allow collection in the vertical direction, the plates offer a substantial reduction in cost over other plates offered by KistlerTM or AMTITM, for example. Furthermore, a number of studies have demonstrated that vertical forces and vertically- oriented skills have strong relationships to explosiveness and speed in sporting movements, thus measurement of vertical forces is of substantial importance (12, 20, 22, 25). In addition, we use force plates (0.914 x 0.46 m; 3 x 1.5; Rice Lake Weighing Systems, Rice Lake, WI) situated side-by-side to allow for collection of unilateral force data. For bilateral data collection, the forces from each force plate are summed. Each plate sits on a level concrete pad that is on the ground floor of the laboratory, to reduce contamination o f data from extraneous sources. Each force plate in the Sport Science laboratory is attached to Transducer Techniques TM0-2 amplifier and conditioner module (Transducer Techniques, Temecula, CA, USA). The amplifier provides both the excitation signal (the initial current going to the strain gage load cell) and amplification of the analog signal. In addition, the module provides an analog low-pass filter at 16 Hz. In between the amplifier/conditioner and the A/D converter is a shielded connector block. The BNC-2110 (National Instruments, Austin, TX, USA) accepts the analog signal and conveys the signal to the A/D converter. The block then connects to a DAQCard-6063E (National Instruments, Austin TX, USA). The DAQCard-6063E converts the analog signal to a digital signal. The digitized signal is then analyzed with custom software developed in LabVIEWTM (National Instruments, Austin TX, USA). The custom software weve developed in LabVIEWTM samples the analog signal at 1000hz. The custom software has been set up to save the digital signal file and filter the digitized signal using a 4th order low-pass Butterworth filter at 100 Hz. From there, the signal can be analyzed for whatever variables are of interest. Refer to Kraska, et al. (12) for examples of measures of interest for static and countermovement jumps, and Leary, et al. (13) for examples of measures of interest in the isometric mid-thigh pull. The Data Collection Process Calibration of our force plates is performed immediately before the data collection process, which ensures that the calibration equation used in data analysis is established under similar environmental conditions as the data collection as well as avoids a potential shift of voltage output over time. Prior to calibration, force plates, amplifiers, A/D converters and computers are all turned on so that all of the collection equipment can warm up (thus stabilizing thermal and instrumentation noise). After this warm up period, the force plates are calibrated using loads from 0 kg to 350kg or 500kg, depending on the specific use of the plate (either jumps or isometric pulls). The plates are progressively loaded in 25kg increments, with the output voltage recorded each time. A linear regression equation is then applied to the calibration load data set in Microsoft Excel. This regression equation is saved, and used in the custom LabVIEWTM program during analysis. Conclusion A full understanding of a testing device and its characteristics are an integral part of accuracy, validity and reliability of testing. The force plate is a rather complex device. The complexities of the device and its peripherals allow the user to collect a large variety of high-quality data for analysis that are difficult to obtain via other means. While it is somewhat difficult to master use of the device, the plethora of information that can be obtained from a force plate makes the endeavor more than worthwhile.
Wednesday, September 4, 2019
The Impact of a Third Party Americaôs Two Party Political System Essay
The Impact of a Third Party Americaà ´s Two Party Political System à à à à à For hundreds of years, the two party system has dominated the American culture, but many people are confused by what a two party system actually means. Although a two party system is defined as two parties that are bigger than the rest, third parties have greatly impacted elections for over a hundred years. Minor parties still continuously voice their opinions in issues, causing other candidates of either major party to adopt their philosophies. Furthermore, some parties, such as the Reform have actually been successful in obtaining a position, such as governor. Finally, third party candidates have actually taken away votes from a number of nominees over the years. à à à à à Third parties have become a necessity in this modern age with their ability to promote their beliefs onto other parties who advocate those policies in later elections. Therefore, it is obvious that the viewpoints of the Democratic and Republican parties have been affected by minor parties. Throughout American history, minor parties have adjusted and formed new parties concerning the issues, so the two major parties must switch their position as the issues change, allowing for the acceptance of many third party ideas. à à à à à For example, the Socialist Party is supposed to be responsible for President Franklin Delano Rooseveltââ¬â¢s New Deal, which greatly helped many Americans. This shows that many Presidents reflect on the ideas of other parties and adopt them during their tenure in office. In addition to the New Deal, minor parties Eugene Debs, who ran four times fighting for the factory workers, and Ross Perot, who endeavored to eradicate the national debt, both inspired Presidents to accept their policies. Warren G. Harding approved the ideas of Eugene Debs while Clinton actually turned the national debt into a surplus before leaving office. Factional parties, such as the Bull Moose Party have also influenced the major parties to change their views. The Bull Moose Party called for more attention to not only business regulations but also party reform. Theodore Roosevelt was nominated for President and the Republican Party was forced to make a strong reform in their usual policy. These various examples, throughout the years, prove how strong the minor parties were in impacting the presidential elections through other part... ...ile Lincoln received about 1.85 million of the popular vote. This shows how a split only causes losses while sticking together allows for victory according to statistics. Lincoln won only approximately 40 percent of the popular vote but still won presidency. Obviously, third parties have changed many presidential elections in our nationââ¬â¢s history. à à à à à Third parties have shown their mark on presidential elections throughout the United Statesââ¬â¢ history. Whether it was through other candidates adopting their policies, with their local success, or with their impact on elections, third party candidates have caused major change on various presidential elections. Minor parties will continue to impact other candidates and the rest of the country into adopting their views on certain issues. According to Nader, ââ¬Å"The only difference between the Republican and Democratic parties is the velocities with which their knees hit the floor when corporations knock on their door.â⬠Obviously third party candidates will continue to run and impact elections for years to come. http://www.pbs.org/newshour/vote2004/politics101/politics101_thirdparties.html http://www.u-s-history.com/pages/h832.html
Tuesday, September 3, 2019
Arcady: His Voyage Towards Individualism Essay -- essays research pape
In the novel Fathers and Sons by Ivan Turgenev, Arcady plays a major role both in his own life and the lives of others. Arcady, despite the shield he surrounds himself with, is not a true Nihilist like his friend Bazarov through his thoughts and actions we see his change. To begin, Arcady shows signs of Romanticism Early on in the novel despite the announcement of his Nihilist beliefs. For example, Bazarov and Arcady were walking one afternoon in the garden and overheard Nicholas playing his cello. "At that instant the lingering notes of a 'cello were wafted towards them from the house . . . and, like honey, the melody flowed through the air" (49). Like a true Nihilist, Bazarov immediately denounced the act of playing music as a purely romantic institution. "Good Lord! At forty-four, a pater familias, in the province of X, playing the 'cello! Bazarov continued to laugh: but, on this occasion, Arcady, though he venerated his mentor, did not even smile" (50). By this we see that although Arcady looks up to Bazarov, he truly does not uphold the Nihilist beliefs as strongly or as strictly. His acceptance of his father's cello playing shows that Arcady, unlike Bazarov. does not find music a purely romantic institution, but an enjoyable way to be merry. Also this incident shows us that Arcady does not like when others poke fun at his family. Here, he obviously does not think his father's cello playing is a laughing matter.Secondly, Nihilist ideas included...
Monday, September 2, 2019
Essay --
Popular representations of war encompass how different generations and societies have seen, witnessed and explained or justified wars through the use of language, literature, visual arts and later, films. Contemporary war refers to the new concepts, weaponry, and technologies that have been used at the beginning of WWII to the present time period. Over the years that have passed, the methods and concepts have assumed newer complex forms, mainly due to widespread use of information and technology and also modern armies that have constantly upgraded to preserve their battle worthiness. Furthermore, contemporary war has sought the greater inclusion of civilians and civilian infrastructure as targets in destroying a nations capability of waging war. As an apt corollary of popular representations of war, Homerââ¬â¢s epic poem, ââ¬ËThe Iliadââ¬â¢, tries to show its audience the suffering and loss caused by war, in his time period. In addition, some of the main themes in popular re presentations of war are, for example, the theme of wrath and revenge, motives that have been the start of many wars; and the theme of military prowess. However, ââ¬ËThe Iliadââ¬â¢ can also be seen as a misleading corollary that disconnects from popular representations of war through the centuries, due to the fact that it excludes the theme of battle or combat suffering, since in ââ¬ËThe Iliadââ¬â¢, soldiers die instantly, whereas the author does not expose to the readers the suffering accompanying so many wounded soldiers, who die a slow and un-hero like death. Using adequate quotes from ââ¬ËThe Iliadââ¬â¢, Lokesson, Shay, and other outside sources, we will try to understand how ââ¬ËThe Iliadââ¬â¢ is an apt and a misleading corollary to understand popular representations of war. The Greek ancient ... ...wn us a less tidy affair, involving many conflicting needs and many more possibilities of dissent. Overall, one thing remains clear, whether in The Iliad or in other depictions of war through the times, it is the young that are sent to the battlefield, either to gain glory or to die, thus, as Herbert Hoover once said: ââ¬Å"Old men declare war. But it is the youth that must fight and die.â⬠The Iliad is no different, as it clearly shows us that war is waged by those that can physically fight it, that show the bravery and masculine love for the affair and that have something to gain (or lose) from it. The Iliad thus, becomes perhaps, one of the greatest depictions of how war is fought and why it is fought, and the pathos it brings to all it touches. If we still read it 2,500 years or so, after it was written, it must conjure powerful feelings with which we still identify. Essay -- Popular representations of war encompass how different generations and societies have seen, witnessed and explained or justified wars through the use of language, literature, visual arts and later, films. Contemporary war refers to the new concepts, weaponry, and technologies that have been used at the beginning of WWII to the present time period. Over the years that have passed, the methods and concepts have assumed newer complex forms, mainly due to widespread use of information and technology and also modern armies that have constantly upgraded to preserve their battle worthiness. Furthermore, contemporary war has sought the greater inclusion of civilians and civilian infrastructure as targets in destroying a nations capability of waging war. As an apt corollary of popular representations of war, Homerââ¬â¢s epic poem, ââ¬ËThe Iliadââ¬â¢, tries to show its audience the suffering and loss caused by war, in his time period. In addition, some of the main themes in popular re presentations of war are, for example, the theme of wrath and revenge, motives that have been the start of many wars; and the theme of military prowess. However, ââ¬ËThe Iliadââ¬â¢ can also be seen as a misleading corollary that disconnects from popular representations of war through the centuries, due to the fact that it excludes the theme of battle or combat suffering, since in ââ¬ËThe Iliadââ¬â¢, soldiers die instantly, whereas the author does not expose to the readers the suffering accompanying so many wounded soldiers, who die a slow and un-hero like death. Using adequate quotes from ââ¬ËThe Iliadââ¬â¢, Lokesson, Shay, and other outside sources, we will try to understand how ââ¬ËThe Iliadââ¬â¢ is an apt and a misleading corollary to understand popular representations of war. The Greek ancient ... ...wn us a less tidy affair, involving many conflicting needs and many more possibilities of dissent. Overall, one thing remains clear, whether in The Iliad or in other depictions of war through the times, it is the young that are sent to the battlefield, either to gain glory or to die, thus, as Herbert Hoover once said: ââ¬Å"Old men declare war. But it is the youth that must fight and die.â⬠The Iliad is no different, as it clearly shows us that war is waged by those that can physically fight it, that show the bravery and masculine love for the affair and that have something to gain (or lose) from it. The Iliad thus, becomes perhaps, one of the greatest depictions of how war is fought and why it is fought, and the pathos it brings to all it touches. If we still read it 2,500 years or so, after it was written, it must conjure powerful feelings with which we still identify.
Sunday, September 1, 2019
Continental Drift Theory and Plate Tectonic Theory
In the early 20th century, German scientist Alfred Wegener published a book explaining his theory that the continental landmasses, far from being immovable, were drifting across the Earth. He called this movement continental drift. Wegener noticed that the coasts of western Africa and eastern South America looked like the edges of interlocking pieces of a jigsaw puzzle. He was not the first to notice this, but he was the first to formally present evidence suggesting that the two continents had once been connected. Wegener was convinced that the two continents were once part of an enormous, single landmass that had split apart. He knew that the two areas had many geological and biological similarities. For example, fossils of the ancient reptile mesosaurus are only found in southern Africa and South America. Mesosaurus, a freshwater reptile only one meter (3. 3 feet) long, could not have swum the Atlantic Ocean. The presence of mesosaurus suggests a single habitat with many lakes and rivers. Wegener believed that all the continentsââ¬ânot just Africa and South Americaââ¬âhad once been joined in a single supercontinent. This huge ancient landmass is known as Pangaea, which means ââ¬Å"all landsâ⬠in Greek. Pangaea existed about 240 million years ago. By about 200 million years ago, this supercontinent began breaking up. Over millions of years, Pangaea separated into pieces that moved away from one another. These pieces slowly assumed their present positions as the continents. PLATE TECTONIC THEORY Plate tectonics is the theory that the outer rigid layer of the earth (the lithosphere) is divided into a couple of dozen ââ¬Å"platesâ⬠that move around across the earth's surface relative to each other, like slabs of ice on a lake. There are seven or eight major plates and many minor plates. Where plates meet, their relative motion determines the type of boundary: convergent, divergent, or transform. Earthquakes, activity, mountain-building, and oceanic trench formation occur along these plate boundaries. The lateral relative movement of the plates typically varies from zero to 100 mm annually. Tectonic plates are able to move because the Earth's lithosphere has a higher strength and lower density than the underlying asthenosphere. Plate movement is thought to be driven by a combination of the motion of the seafloor away from the spreading ridge and drag, downward suction, at the subduction zones. Another explanation lies in the different forces generated by the rotation of the globe and the tidal forces of the Sun and the Moon. The relative importance of each of these factors is unclear, and is still subject to debate. The geoscientific community accepted the theory after the concepts of seafloor were developed in the late 1950s and early 1960s. Fun Facts: * The highest mountain range above sea level, the Himalayas, was formed 55 million years ago when the Eurasian and Indo-Australian continental plates converged. Due to ongoing convergence, the Himalayas, including Mount Everest, continue to rise by approximately 2 centimeters (?1 inch) each year. * The Mid-Atlantic Ridge runs down the center of the Atlantic Ocean. Along its crest, the ridge has a deep rift valley that, on average, is similar to the depth and width of the Grand Canyon: 1 to 3 kilometers (0. 6 -1. 8 miles) deep and 6. 5 to 29 kilometers (4-18 miles) wide. * Scientists are able to calculate average rates of tectonic plate movement for a given time period. These rates of movement range widely. For example, the rate of spreading at the Mid-Atlantic Ridge near Iceland is relatively slow, about 2. 5 centimeters (1 inch) per year. This is similar to the rate at which fingernails grow. The fastest known rate of plate movement, 15 centimeters (6 inches) per year, occurs on the East Pacific Rise in the South Pacific. SEAFLOOR SPREADING Seafloor spreading is a process of plate tectonics. New oceanic crust is created as large slabs of the Earth's crust split apart from each other and magma wells up to fill the gap. The large slabs of rock that make up the Earthââ¬â¢s crust are called tectonic plates. As they slowly move away from each other beneath the ocean floor, hot magma from the Earthââ¬â¢s mantle bubbles to the surface. This magma is then cooled by seawater. The new rock forms a new part of the Earthââ¬â¢s crust. Seafloor spreading occurs along mid-ocean ridgesââ¬âlarge mountain ranges rising from the ocean floor. New bodies of water and even continents can be created through seafloor spreading. The Red Sea, for example, was created through seafloor spreading, as the African plate and the Arabian plate tear away from each other. Today, the northern Sinai Peninsula connects the Middle East (Asia) with North Africa. Eventually, geologists predict, seafloor spreading will expand the Red Sea so that it will completely separate the two continents. . Seafloor spreading disproves an early part of the theory of continental drift. Continental drift was one of the first theories that the Earth's crust was dynamic and always in motion. Supporters of continental drift originally theorized that the continents moved (drifted) through unmoving oceans. Seafloor spreading proves that the ocean floor itself is the site of tectonic activity. Subduction is the opposite of seafloor spreading. Subduction happens where tectonic plates crash into each other instead of spreading apart. In subduction zones, the edge of the heavier plate subducts, or slides, beneath the lighter one. It then melts back into the Earth's mantle. Seafloor spreading creates new crust. Subduction destroys old crust. The two forces roughly balance each other, so the shape and diameter of the Earth remains constant.
Economic Recovery of the 1930s Essay
ââ¬Å"The economic recovery of the 1930s can be explained entirely by the effects of the New Deal.â⬠How valid is this view? In 1932 Franklin D Roosevelt won the presidential election as a response to the ââ¬Å"Great American Depressionâ⬠which saw the collapse of the USAââ¬â¢s economic life continuing throughout the 1930s as a result in the inadequate action of Presidents Calvin Coolidge and Henry Hoover to alleviate the sheer hardships that came with the depression. Roosevelt and the Democrats took a more interventionist approach to recover the economy, provide relief for the unemployed and enact reform in order to create a fairer society. ââ¬Å"The economic recovery of the 1930s can be explained entirely by the effects of the New Deal.â⬠The ââ¬Å"New Dealâ⬠was the interventionist programme Roosevelt initiated to tackle the issue and is key in explaining the USAââ¬â¢s economic recovery of the 1930s and is split into two factors in order to determine the validity of the previous statement; the first hundred days known as the First New Deal and from1935 to 1937 known as the Second New Deal. However, there were other factors which were important in the recovery of the USAââ¬â¢s economy. The growing power of the Federal Government to defend these reforms. The rearmament in preparation for the Second World War that reduced unemployment and increased industrial production. However, it was Roosevelt himself that revitalised the economy as he went a long way to rebuild confidence with the American public. Therefore the New Deal was undoubtedly a considerable factor in explaining Americaââ¬â¢s economic recovery but other factors although associated with the New Deal were independently important in the economic recovery. The economic recovery of the 1930s can be explained by the First New Deal, to an extent. During the first 100 days of Rooseveltââ¬â¢s office a flood of new legislation most becoming laws quickly providing relief and recovery. This meant that ââ¬Å"Alphabet Agenciesâ⬠were established and run by groups of Americans known as ââ¬Å"The Brain Trustâ⬠in order to carry out work in tackling relief and recovery. The National Industrial Recovery Act passed on the 16th of June 1933 introduced joint economic planning between the Government and industry to stabilise prices, expand purchasing power, relive unemployment and improve working conditions. This was important as it represented greater government intervention in regulating and planning the country meaning that businesses would return to a living rate again by address issues such asà banking and lack of intervention which were initial kick-starters of the depression. The Public works Administration created jobs for unemp loyed industrial workers through large scale work schemes such as building schools, hospitals and parks which were of public benefit. This was effective in providing both relief and recovery as it created jobs for industrial workers as well as assisting the recovery of the economy by building necessary institutes for a functional economic system. Finally the Work Progress Administration (WPA), aimed to offer carefully chosen jobs that would be beneficial to the individuals community and was one of the most effective agencies. The WPA was one of the countryââ¬â¢s largest employers between 1935 and 1941 at a staggering 2 million per year particularly employing the unskilled into large building schemes but also artists, actors and photographers into civic duties. Additionally around 11,000 schools and public buildings had been built nationwide along with 43,000 miles of road. This was important as the number of unemployed people significantly decreased which in turn led to an improvement to the economy as the employed raised revenue through taxation and because people would soon be purchasing more goods from important trades as the wages were respectable. However, the WPA only employed people for a year meaning that people would become unemployed again leading to a fall in investment into the economy taking the USA back to square one. Overall the First New Deal was successful in providing emergency relief and recovery as after the 100 days; national income rose by 23%, unemployment dropped by 2 million and factory wages rose. The impact of it was felt by millions and the money people were making meant that they began spending which brought the nationââ¬â¢s trade and business back to life, this was referred to as ââ¬Å"priming the pumpâ⬠as the Governmentââ¬â¢s spending fuelled the nationââ¬â¢s economic machinery and it started to move again. However, Rooseveltââ¬â¢s measures were being challenged in court and many were declared as unconstitutional and therefore illegal, restricting the progress and impact the New Deal could have. Additionally The First New Deal focused more on relief and less on reform and recovery which had shortcomings so it can be criticised for not being more radical and completely changing the USA and therefore cannot explain the economic recovery of the 1930s as factor more work needed to be done through The Second New Deal and other factors. The Second New Deal can also explain the economic recovery of the 1930s to an extent. By, 1935 Rooseveltââ¬â¢s New Deal was being greatly challenged by the courts and a newer more radical House of Representative, in order to solve this issue Roosevelt started over and produced a new flood of legislation. This legislation was more extensive than before and aimed to radically change the USA by focusing towards socio-economic reformation by improving long term living and working conditions due to the widening gap between the rich and poor which contributed market saturation. The social security act of 1935 provided a state pension scheme for the old, widowed, and disabled as well as poor children with payments ranging from $10 to $85 a month, paid from taxes on earnings and employerââ¬â¢s profits. This was important as it was the first attempt to provide for those at the highest risk of falling into poverty and it was the longest lasting New Deal. However, Welfare legislation lagged behind Europe as only 24 out of the 48 states at the time had old age pensions. Additionally there were wide gaps in payments between different states. The National Labour Relations act of 1935 gave the right of union to workers. This was important as the Government became integrated into industrial relations and resulted in the exponential increase of union membership and power. Finally The Wealth act of 1935 sought to raise revenue for the New Deals by now targeting wealthy with taxes, referred to by William Randolph as ââ¬Å"soak the successfulâ⬠. However very little was raised as loopholes were exploited by the most elite lawyers as the wealthy could afford them. Overall was a successful response to the opposition he faced from the courts. However, the issue remains that Roosevelt was attempting to radically change socio-economic situation in the USA at the expense of the rich and this reform promised by The Second New Deal was not fulfilled to an entirety. Therefore The Second New Deal and as an extension the first did cannot entirely explain the USAââ¬â¢s economic recovery although it undoubtedly contributed and helped other factors such as the increased power of The Federal Government which the New Deals helped to increase though they stand by themselves individually to explain the recovery. The increased power and role of the Federal Government in social and economic affairs was another important factor in the overall explanation of the USAââ¬â¢sà economic recovery. During this period Rooseveltââ¬â¢s New Deals faced opposition which led to Roosevelt using methods to challenge them as he believed he was elected to save big business and was disappointed by their lack of support. In 1944 Congress opposed to the Farm Security Administration of 1935 after it had already helped to settle 11,000 families and provided 41,000 long-term low interest loans to help tenants and sharecroppers purchase their own farms due to its provision of medical schemes for black and white migrants. Although a result of prejudices and partly a result of the New Deal this shows the increased role of the Government in deeming the act illegal and the act making it to that point on the New Deals part. Additionally it highlights how the success of the New Deal may have been restricted. In order to stop the Supreme Court, Roosevelt himself put forward the Judicial Reform act which appointed six additional judges that agreed with him to the pre-existing nine in order to help with the workload. This was important as the power he exerted over the Supreme Court, meant resistance to the New Deals was reduced increasing the power of the executive branch which aided the alphabet agenciesââ¬â¢ progress in economic recovery. It also meant that people began to look more towards the Federal Government for help instead of the State Government. However, the judges were aware of this and restricted their duties. Overall the expanding role of Federal Government can explain the economic recovery of the 1930s as it gave the executive more powers to pass legislation that would improve the economy such as the New Deal particularly the survival of the Social Security Act and people look towards the federal government which increased their role in society which meant they could work towards economic recovery. Therefore the success of the New Deal is a result of this increased executive branch presence as it allowed Roosevelt to pass them, meaning that the New Deals alone canââ¬â¢t entirely explain the USAââ¬â¢s economic recovery. However, it was Rooseveltââ¬â¢s efforts in renewing the publicââ¬â¢s confidence that explained the economic recovery as the New Deal would not have been successful in motion or in the legislative process without the support of the public. Arguably Rooseveltââ¬â¢s efforts in building the publicââ¬â¢s confidence in the Government and its role in the economy explained the economic recovery ofà the 1930s almost to an entirety as the New Deal carried some of the confidence. Roosevelt was popular among the public as they believed he cared about them as he was the first president to speak to the dispossessed and the have-nots in society, for example he spoke to those who had concerns with the Government regulating banks as part of the New Deal by ensuring their safety in using them. He said, ââ¬Å"I can assure you that it safer to keep your money in a reopened bank than under your mattress.â⬠Thousands wrote letters to him to show their appreciation. This was important as Rooseveltââ¬â¢s popularity among the electorate meant he won four presidential elections and the Democrats were voted into both Houses of Congress with a secure majority of 2/3 in the senate and à ¾ in the House of Representatives proving his popularity. This meant he was able to increase the role of Federal Government and improve the economy as he could only pass the New Deals with the support of the electorate and have them contribute to the economy with their confidence in the system as prior to him showing care the public were suspicious. However, not all of the elected Democrats agreed with the New Deal for example Ed Johnson who strongly disagreed with it saying it was ââ¬Å"the worst fraud perpetuated on the American people.â⬠Roosevelt also appointed an unprecedented amount of Catholics, Jews, blacks and women and used radio to keep the public updated. This was important as Roosevelt was appealing to minority groups which at the time were having severe problems and including the public in political affairs meaning that they would back the New Deal which would ultimately improve the USAââ¬â¢s economic situation and it made important social changes to minorities which were affected by poverty the most therefore improvi ng their economic status was vital in economic reform. Therefore the confidence that the public had in Roosevelt and the Government in addressing social reform explains the economic recovery during the 1930s as the backing he received was vital in the passing of the New Deals as he spoke to them like no other president which meant he remained in office for four terms and had more powers to pass acts in order to recover the economy. This means that the other factors would not have had any impact without the support he had from a public confident that he could save the economy. Therefore the New Deals do not explain the economic recovery of the 1930s entirely as there were more important factors alone and that affected the New Deals themselves, particularly theà confidence in the economic system that Roosevelt worked hard to build. However, there were still shortcomings of the legislation passed by the New Deal as a result of this confidence, which the Second World War helped in the USAââ¬â¢s economic recovery. An additional, important factor to be considered in explaining the economic reform of the 1930s was the rearmament in preparation for the war. In 1937 a new, less severe depression had arisen because Roosevelt had cut the federal Governmentââ¬â¢s spending budget causing a fall in the stock market and industrial production as well as a 4 million rise in unemployment. In response to the outbreak of war out with the USA Roosevelt convinced Congress to invest billions in National defence, improving the economy as he increased the wages of military personnel and offered subsidies for defence manufacturing which proved effective as unemployment plummeted to 10% during the war. Additionally the conservation during the war saved money and the immigration particularly Jewish people from Germany to California led to an economic boom. This was important as the war Kick-started the economy as the increase in wages and economic production during the war lowered unemployment and improved the economy post war as this industrial boom continued. Overall this contributed greatly to the economic recovery of the 1930s meaning that the New Deal cannot not entirely explain this recovery. However, it stills stands that the confidence built by Roosevelt explains the economic recovery as though the end of the war saw the end to the Great Depression it was Rooseveltââ¬â¢s support that got him to investing in defence which began the warââ¬â¢s industrial production. Therefore the New Deal can only partially explain the economic recovery of the 1930s as though they provided relief, recovery and worked towards reform, the New Deal did not radically change the face of the USA which did happen later but not as a result of the New Deal. This means that the statement is invalid as though the New deal was undoubtedly a considerable factor in the USAââ¬â¢s economic recovery other factors were also important. The growing power and role of the Federal Government in economics meant that Roosevelt had the power to pass the acts of the New Deal and the public looked towards the Federal Government meaning economic recovery could beà initiated nationally. The rearmament in preparation for the Second World War was more important as it significantly reduced unemployment and increased industrial production which planted the seeds for a post-war economic boom ending the Great Depression. It was Rooseveltââ¬â¢s personal work in building public confidence in the economy which proved to be the most important factor as it provided Roosevelt with the support to remain in office, change the role of the Federal Government which in turn meant he could get backing from both Congress and the public to improve the economy and later invest in the war industries that without would have kept the depression going post-war.
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