Thursday, May 14, 2020
Free IELTS Preparation Online - ESL
The IELTS (International English Language Testing System) test provides an evaluation of English for those who wish to study or train in English. It is very similar to the TOEFL (Test of English as a Foreign Language) required by North American universities and colleges. IELTS is a jointly managed test by the University of Cambridge ESOL Examinations, British Council and IDP Education Australia. The test is accepted by many professional organizations in Australia and New Zealand, includingà the New Zealand Immigration Service, the Australian Department of Immigration. If you are interested in studying and / or training in Australia or New Zealand, this is the test best adapted to your qualification needs. Studying for the IELTS test usually involves a long course. The preparation time is similar to that of the TOEFL, FCE or CAE courses (approximately 100 hours). The total test time is 2 hours and 45 minutes and consists of the following: Academic Reading: 3 sections, 40 items, 60 minutes Academic Writing: 2 tasks: 150 words and 250 words, 60 minutes General Training Reading: 3 sections, 40 items, 60 minutes General Training Writing: 2 tasks: 150 words and 250 words, 60 minutes Listening: 4 sections, 40 items, 30 minutes Speaking: 11 to 14 minutes Up until now, there have been few resources on the Internet for First Certificate preparation. Luckily, this is beginning to change. à You can use these materials to prepare for the exam or to check to see if your level of English is right for working towards this exam. What Is the IELTS? Before beginning to study for the IELTS, it is a good idea to understand the philosophy and purpose behind this standardized test. To get up to speed on test taking, this guide to taking tests can help you understand general test taking preparation. The best way to understand the IELTS is to go straight to the source and visit the IELTS information site.à Study Resources Now that you know what you will be working towards, its time to get down to work! Read about common IELTS mistakes and check out the following free practice resources on the Internet.à From the IELTS official site: Sample test questions From the excellent IELTS-Blog:à ââ¬â¹A collection of insightful IELTS writing tips From Exam English: IELTS Resources From IELTS Exam Preparation: Practice tests
Wednesday, May 6, 2020
The Conservation Of Mechanical Energy - 2277 Words
Abstract The purpose of this experiment was to test the conservation of mechanical energy. This was done so by using two different methods: (1) to test the conservation of mechanical energy using a cart with a load set on a PASCO track attached to a hanging mass by a string and pulley, and (2) to test the conservation of mechanical energy using a spring attached to a hanging mass. . In the first part of the lab involving gravitational potential energy, the theoretical value to be consistent with the law of conservation of mechanical energy was 0 J/m, but instead we obtained a value for âËâ E/âËâ y to be 0.04772 ï⠱ 0.00209 J/m. In the second part of the lab involving spring potential energy, the net change in energy should have been 0J, yet we calculated a value of 3.14 ï⠱ 0.13 J. Although our result for the first part of the lab was quite accurate and close to 0 J/m, our result for the second part was not consistent with the theory since the value greatly deviates from zero. T he cause of this may have been certain errors while performing the lab. Gravitational Potential Energy Introduction and Theory: The energy that an object has due to its position in a gravitational field due to its position is known as the gravitational potential energy (ÃâU). It is known that energy is conserved, so when the cart is released, the potential energy is converted into kinetic energy (ÃâK). Due to friction, the equation would be non-conservative, yet the weight of paperclips can be used as aShow MoreRelatedAnalyzing The Conservation Of Mechanical Energy Of A Harmonic Oscillating Spring System1453 Words à |à 6 PagesSection I: Worksheet 2. Discussion The purpose of this experiment was to analyze the conservation of mechanical energy of a harmonic oscillating spring-system. In addition, this observation involved analyzing to what affect some of the mechanical energy was lost or dissipated into other forms of energy, despite the experiment s attempt to minimize the dissipation of the energy as much as possible. The first part of the experiment involved calculating the spring force constant (k) of the harmonicRead MoreThe Physics Of Mechanical And Kinetic Energies1247 Words à |à 5 PagesThe mechanical, gravitational potential and kinetic energies (measured and average) showed trends with the masses of the balls. The big ball (larger mass) possessed more mechanical, gravitational potential and kinetic energy than the small ball (see summary table above) whereas the ball with the smaller mass possessed less energy correspondingly (3.9976 0.4588, 1.2242 0.0428, 6.1853 1.2242). This trend was consistent throughout all of the recorded results. This can be justified by the equationsRead MoreJustification And Relevance Of Lesson Essay954 Words à |à 4 PagesJustification and Relevance of Lesson Energy is the ability to do work. It has the potential to make changes, and any changes are due to work being done. This is significant because work can generate energy, and energy itself can do work (i.e., work done on windmills by the wind produces energy, and energy is used in homes to do work). Standards and Learning Objectives Content Learning Standards (s) HS-PS3-1: Create a computational model to calculate the change in the energy of one component in a systemRead MoreThe Relationship Between Gravitational Potential Energy, Kinetic Energy And Total Mechanical Energy Of A Cart1452 Words à |à 6 PagesPurpose: To find out the relationship between gravitational potential energy, kinetic energy, and total mechanical energy of a cart as it rolls down a ramp Hypothesis: If the cart rolls down the ramp with constant speed, then the kinetic energy will get bigger, the gravitational potential energy will decrease, and the total mechanical energy will stay at the same constant value, because due to the law of Conservation of Energy, these are the estimated results. Materials/Apparatus: ramp (1) textbooksRead MoreConservation of Energy Lab Essay1536 Words à |à 7 PagesFREE FALL AND CONSERVATION OF MECHANICAL ENERGY ABSTRACT Free fall is defined as the ideal falling motion of an object that is subject only to the earthââ¬â¢s gravitational field. To prove the law of conservation of energy, the free fall motion of an object can be represented through 3 different analyses; position of the object vs. time, velocity of the object vs. time, and acceleration of the object vs. time. It is observed in this ball toss experiment, at any point during the free fall period,Read MoreA Look At The Sound Of Music1550 Words à |à 7 Pagesyour ear. A disturbance in space results in a periodic wave which propagates through that space, usually transferring energy (ââ¬Å"Introduction to Wavesâ⬠). This transfer of energy can be explained by the conservation of momentum and energy in collisions. Momentum is never lost; kinetic energy may be lost. If kinetic energy is conserved, the collision was elastic; if the kinetic energy was transferred, the collision was inelastic. Momentum is a vector, defined as p=mv, where momentum equals mass timesRead MoreDesign And Design Of A Green Building Fundementals 111066 Words à |à 5 Pages Ã¢â¬Æ' TABLE OF CONTENTS DESIGN BRIEF 3 PASSIVE DESIGN FEATURES 3 ACHIEVING PLANNING REGULATIONS 7 GREEN BUILDING FUNDEMENTALS 11 Embodied Energy Assessment 11 Potable Water Conservation/ Recycling Features 12 Rain Water Harvesting 13 Operational Energy Conservation Strategies 15 STRUCTURAL DESIGN 16 Structural Design Philosophy 16 Critical/Preliminary Member Sizes 17 REFERENCES 20 HOUSE DRAWINGS 25 PD1 ââ¬â INTERIOR LAYOUT DESIGN Read MoreConservation of Energy1736 Words à |à 7 Pages#7 CONSERVATION OF ENERGY OBJECTIVE The purpose of this experiment is to calculate the gravitational potential energy through experimental values, to calculate the theoretical potential energy given the experimental kinetic energy in an isolated system while also using the kinetic energy to find the spring constant, and to compare kinetic energies and potential energies in an isolated system to see if they are equivalent. METHOD To calculate the gravitational potential energy throughRead MoreEssay on Renewable Energy1216 Words à |à 5 PagesEnergy Energy is a crucial necessity and with the ever increasing need for it and the high and fluctuating prices of oil, researchers are constantly coming up with newer and more sophisticated alternative sources of energy. However, energy comes at a cost, as it is either expensive or it possesses high health risks. This essay presents the concept of energy by discussing the two major types of energy, the various forms it could take, including renewable sources of energy, energy conservation andRead MoreConservation Of Energy : Sam Perelman1516 Words à |à 7 PagesConservation of energy ââ¬â Sam Perelman Purpose: To investigate the gravitational potential energy, kinetic energy, and mechanical energy of the cart as it goes down the ramp. Hypothesis If energy is conserved then the cart will have the highest gravitational potential energy at the top of the ramp and the highest kinetic energy at the bottom of the ramp but have a consistent total energy throughout its journey. This is because the equation for Eg is Eg =mgh so when h=0 E=0 (this occurs at the bottom
Tuesday, May 5, 2020
Communism From Marx to Zemin Essay Example For Students
Communism From Marx to Zemin Essay Communism has long been heralded in capitalist countries as the root of all evil. However, as with all phobias, this intrinsic fear of communism comes from a lack of knowledge rather than sound reasoning. It is that same fear that gave the world the Cold War and McCarthys Red Scare. The purpose of this paper is neither to support communism over capitalism nor the reverse of that. Rather, it is to inform the reader of communisms migration through time and hopefully assist the regression of such fear. The ideology of communism came out of the minds of two men, Karl Marx and Friedrich Engels (Marxism, 11). (Dueto Marx being the more widely known influence, he will be the one most often referred to.) It was his belief that private property was the cause of the poverty and degradation of the proletariat. Therefore, he came to settle on the idea that no one person should have control over production of good, ownership of land, and management of funds. In that same token then, no one class should be allowed to have control over these things. He went onto comment that the exploitation of the working class must come to an end. That end would be achieved through revolution. Once this was achieved, everybody would work according to their abilities and then be paid accordingly (Capital, 586-617). Soon after, however, technical innovations would create such abundance of goods that everyone works according to his abilities and receives according to his needs. Soon thereafter, money would have no place in society. People would be able to take what they want and would be lacking nothing. Marx then believed that the pleasure of seeing the fruits of labor would be enough to cause man to work (Communism, 56-62). Countries and people were soon to catch on to this ideology. The two most known of which are Russia and China. Of the two, Russia was the first to adopt the communist beliefs. Russia already had a long history of peasant insurrection. Most of these uprisings though, were leaderless and highly unorganized. The motives of the rebels were vague and often confused. By the time the government did anything to please the peasants, it was too late. In 1917, due to the breakdown of administration and military order, the peasants moved to carry out their own revolution. They tore down any form of legal and territorial authority and distributed the land in a rough equal fashion. During this time, a man by the name of Georgi V. Plekanhov had smuggled into Russia. Once there, these books influenced young students who saw the revolution dependent on the proletariat, not the peasant class. One of the people influenced by Plekanhov was man going by the name Nikolai Lenin. His revolutionary ardor was strong. Lenin went on to form a group called the Bolsheviks that would go on to create a revolution(Communism, 63-70). It began on March 6, 1917 when bread riots erupted in Petrograd, Russia and didnt end until the U.S.S.R. was organized on December 30, 1922. Then on January 21, 1924, Lenin died. This only complicated matters since two other people were interested in Lenins position. A power struggle between Joseph Stalin and Leon Trotsky began (Soviet, xi). Stalin became the Bolshevik party general secretary in 1922. In 1925 Stalin offered a more attractive solution to the Russian people than Trotsky did (Communism, 73-74). Thus in 1927, Stalin scored the first major victory for himself when the Fifteenth All-Union Congress of the Communist party denounced all deviations of the Stalinist line. Trotsky and any ally of his were banished to the Russian provinces. Here Stalins ruthless nature begins to show. He completely expelled Trotsky from the Soviet Union (Russia, 246). Fear of Trotskiest ideas forced Stalin to have Trotsky assassinated in 1940. However, those fears never completely dissi pated. Stalin went on to establish his dictatorship, crushing any opposing voices within his party and his country. He wouldnt stop there though. Still being enough of a Marxist, Stalin wanted to see the realization of the ultimate goal of world socialist revolution. He and many other Soviet leaders would look toward this ultimate goal. They would hold the furtherance of world revolution above the preservation of the dictatorship. It remained an important goal through the leadership of Khrushchev, Brezhnev, Andropov, and Chernenko. However, this came to a head during the leadership of Gorbachev. Gorbachev had a country that was falling apart dumped in to his lap. Dissension was widespread. In an effort to bring the country back to its former glory, Gorbachev implemented a program known as Perestroika, or restructuring. Its aim was to make good on the promises of socialism or else it would sink to the status of a third world country. One part of Perestroika was particularly odd. It was called Glasnost. The purpose of it was to hear constructive criticism, much different from Stalins views, and possibly implement it in an effort to help the country. When western criticism said that Perestroika was slowing down, Glasnost went ahead at full speed, revealing not only the crimes of the Stalin era, but also the full horrifying dimensions of the contemporary crisis. In foreign affairs, not only was there great progress on arms control, but Soviet troops were withdrawn from Afghanistan. Most spectacular of all, in 1989, Gorbachev allowed Soviet control over Eastern Europe to evaporat e, as communism was overthrown and independent governments were established in one satellite country after another. In 1991, Gorbachev changed course as he came to realize that his only chance to preserve the union was to work with the leaders of the republics and not against them. For many loyal members of the party and the security forces, as well as managers of industry and collective farms, the country as they had known it was on the brink of falling apart. The last stand of the old guard was an attempted coup in August 1991. It was easy for the plotters to take over the central government, but they found it impossible to topple Yeltsin and the Russian Federation government. The coup collapsed within days, and the Community party was outlawed. The fate of the August coup showed how little vitality was left in the Soviet Unions central government, and it was not long before appropriate conclusions were drawn. In another quieter coup in December, the leaders of Russia, Ukraine, an d Belarus declared that a Commonwealth of Independent States would replace the Union of Soviet Socialist Republics. This declaration only ratified the reality of republican independence. Reaction Paper to The Philadelphia Story EssayWith the Soviet Union no longer in existence, the worlds countries are turning their attention to the last major communist nation that has influence. China will have to tread lightly, especially now with the return of a valuable port that was the refuge for millions of democratic citizens. China has promised a one country, two systems policy, but that is only drawing more criticism. Communism can no longer grow, it can only mature. However, the maturing process is turning it into more of a capitalist country. BibliographySalisbury, Harrison E. The Soviet Union: The Fifty Years. New York: Harcourt, Brace World, Inc., 1967. At the beginning of Harrison Salisburys book, he includes a complete timeline from the first bread riots to 1967. It is a very concise book that also gave me a greater understanding of the complexity of the situation in Russia. Rieber, Alfred J. A Study of the U.S.S.R. and Communism: An Historical Approach. Chicago: Scott, Foresman and Company, 1962. This book provided a very clear background of the influence of Marxism on Russian Communism. It also gave a good reliable background as to the line of rulers that came to power. Kaiser, Robert G. Russia: The People and the Power. New York: Atheneum, 1976. I gained knowledge of the peoples perception of communism through this book. It provided me deeper insight and information on the rulers. Lawson, Don. The Long March. New York: Thomas Y. Crowell, 1983. This was my main source for information on Chariman Mao and the Long March. It enabled me to get a better feel for what the Chinese that endured the Long March went through. The information about Chairman Mao was especially helpful. Cable News Network Inc. CNN Plus: Newsmaker Profiles. 1997. http://cnnplus.cnn.com/resources/newsmakers/world/asia/jiang.htmlThis web site gave me good background information on Jiang Zemin and the way in which he achieved his current position in the Chinese government. Frankenstein, Paul. The Birth of Modern China. 1997. http://asterius.com/china/china4.htmlThis web site was able to give me excellent information on the change of power within the Chinese government and the death of Deng Xiaoping. McGeary, Johanna. The Big Handover. 1997. http://www.pathfinder.com/time/hongkong/politics/particle12/12particle1.htmlFrom this site, I gained valuable information as to the current viewpoints and public opinion of the handover of Hong Kong back to China. Union of Soviet Socialist Republics. Grolier Multimedia Encyclopedia. Vers. 7.0. Boston: Grolier, 1995. I got all of the recent information concerning Russia and the U.S.S.R. from this source. It had valuable information as to the last few moments of the communist regime. Marx, Karl. Capital. New York: The Modern Library, 1906. This book provided me with direct information from the person that influenced the spread of communism to China and Russia. Sowell, Thomas. Marxism. New York: William, Morrow and Company Inc., 1985. This book provided me with excellent critiques of Marxs theories and system of beliefs. It enabled me to get a deeper understanding of what Marx was thinking of.
Friday, April 10, 2020
Worn Path By Welty Essays - Phoenixes In Popular Culture
Worn Path By Welty Eudora Welty's ?A Worn Path? is a story that emphasizes the natural symbolism of the surroundings. The main character in the story, Phoenix Jackson, is an old black woman who seeks out to find medicine for her sick nephew. This story contains a motif, which is the continuous walking of Phoenix Jackson throughout her journey. She lives in the pinewoods and faces the challenging experience of walking through the snowy, frozen earth to get to the hospital in the city of Natchez. Phoenix Jackson is a very caring person, and is in love with life. Although she is very old, it seems that she has many years ahead of her. Eudora Welty brings realism into the story describing the realities of being old. It is Christmas, and Phoenix Jackson has to head out to the city to obtain the medicine for her nephew. A long time ago, her nephew swallowed lye that burned his throat, and the medicine is the only thing that relieves his pain. The woods are filled with pine trees that cast dark shadows throughout the terrain. The darkness that surrounds Phoenix is the total opposite of her. She is a poor woman, but is very neat and tidy. She appreciates the small things in life and respects what she has. Although she is old, she has extremely dark hair, wears a red bandana, and has much ?life? within her: ?Her skin had a pattern all its own of numberless branching wrinkles and as though a whole little tree stood in the middle of her forehead, but a golden color ran underneath, and the two knobs of her cheeks were illumined by a yellow burning under the bark?. (106) It is almost as if she is a part of nature herself, when Eudora Welty describes her as having a tree within her forehead. She is a very lively person, and is willing to go through this obstacle course of vicissitudes of the cold earth: ?Under the red rag her hair came down on her neck in the frailest of ringlets, still black, and with an odor like copper? (106). The copper smell of her hair brings more realism of old age. When she stops to sit down under a tree, she dazes off and thinks that a little boy is giving her a piece of marble cake. She then snaps out of her trance and sees only her hand waiving in the air. This shows that very old people hallucinate sometimes, which is completely natural. The name ?Phoenix? is the name of an ancient Egyptian bird that regenerates itself after 500 years and lives on for another 500 years. This old woman represents the phoenix, which lives on in her old age. Phoenix Jackson demonstrates her love of life as she talks to all of the animals within the forest: ?Out of my way, all you foxes, owls, beetles, jack rabbits, coons and wild animal! Keep out from under these feet, little bobwhites. Keep the big wild hogs out of my path. Don't let none of those come running my direction. I got a long way? (106). She realizes she has a long journey ahead of her, but will do whatever it takes to help her nephew. Phoenix Jackson seems to be one with nature and brings peace and harmony to everything living in the forest. However, the forest has the aura of death. For instance, Phoenix spots a buzzard sitting upon an old, dead tree that resembled a black man. The buzzard represents death, but the old women made her way through the furrow and left ?death?. She then comes upon a field of dead corn, which stood a scarecrow. The job of the scarecrow is to scare away the black crows, which also symbolize death. Phoenix Jackson dances with the scarecrow, as if they are celebrating the departure of death. She then came upon a spring, and starts to drink from the well. The water in the spring represents longevity, and Phoenix drank it as a sign of her long life. Suddenly, a black dog crept out of a ditch and approached Phoenix with its drooling tongue. Phoenix hit the dog lightly with a stick and it fled. She walked into the ditch where her senses drifted away: ?A dream visited her, and she reached her hand up, but nothing reached down and gave her a pull? (108). The dream could have been God looking down at her, but she is not ready to enter
Monday, March 9, 2020
Its Cool Cause They Say So essays
It's Cool Cause They Say So essays Advertisements are seen everywhere using all different kinds of approaches. They sometimes use direct forms such as flyers, billboards, cars, commercials, and even t-shirts; however, more recently, indirect advertisement-that is, unintended advertising is increasing in popularity. Indirect advertising is common in music, specifically African-American music. Although traditionally African American music has been mostly in ballad form had mostly been love ballads, a new genre of music has risen in the form of rap. Since its birth in the mid 1980s, rap has slowly become extremely popular and has developed into a highly influential force. Rappers have the uncanny ability to shape public thought. African American creativity in the media of music is so powerful that it can dictate what becomes popular. Their indirect advertising creativity is obvious through their songs which are complimented by their videos. Popular rappers unintentionally advertise products in their songs, but be cause of their influence, the advertisement is successful despite the cost of the products that they represent. Pass the Courvoisier. Everybody sing it now. Pass the Courvoisierso goes the chorus of the song by Busta Rhymes and P. Diddy. The song was originally written as a club song. However, the song has proven to increase the sales of the liquor by 4.5 percent in the first quarter of this year and into double digits in recent months (Holloway 1). Hip-hop is in fact that popular. Busta Rhymes and P.Diddy are major contributors to the genre of rap and they are so big now that everything they touch becomes popular and sells (Holloway 2). The fact that Busta and P.Diddy can create a song about a particular liquor and unwittingly boosts the sales of the liquor is a reflection of their influence over the minds of their listeners. Recently, Cadillac has been beneficiary of free publicity from rap also. A...
Saturday, February 22, 2020
PERFORMANCE MEASUREMENT AND MANAGEMENT Essay Example | Topics and Well Written Essays - 2000 words
PERFORMANCE MEASUREMENT AND MANAGEMENT - Essay Example The performance management system at Thermo Scientific is majorly past-performance oriented. There is a very Limited focus upon future performance i.e. evaluation of an employees potential or setting future performance goals or his suitability for handling bigger responsibilities. Since the rating scale ranges from 1-4, less chances of a bell shaped curve resulting due to Forced distribution. Use of Bell curve creates a lot of dissatisfaction amongst employees as this system leads to forced categorization; reduced organizational flexibility even for deserving candidates. A component of self appraisal for employeeââ¬â¢s involvement & commitment to the improvement process could be added. Citation of reasons for variations between ââ¬Ëexpectedââ¬â¢ & ââ¬Ëactualââ¬â¢ performance should be a necessary component of self appraisal.67 Competencies vary across managerial levels. But, in the performance appraisal form, no such categorization seems to have been made. The same form applies to all the employee designations. It is suggested that more sophisticated methods for senior executive positions should be used. The filling of appraisal form should be made online. This will save time for an organization like Thermo Scientific which has branches across diverse areas. It will also lead to savings of a lot of paper. There is a need for a Mandatory ââ¬ËAppraisal & Counselingââ¬â¢ Interview; staff should be given opportunity to discuss performance which encourages a two-way communication and allows the candidate to address his concerns The component of Management by Objectives (MBO) should be a necessary addition to the Performance Management System at Thermo Scientific. In MBO, the management & employees agree upon a set of objectives and then work to attain them. It is a process of participative goal setting. The employee feels more accountable if he is involved in deciding his
Thursday, February 6, 2020
Californias System of Public Higher Education Essay
Californias System of Public Higher Education - Essay Example It is evidently clear from the discussion that Californias higher education system will help define the state's future too. Before California always posted in the top states, however as of now, it already ranked at the bottom 10. There are many reasons why this situation happened. One of the reasons to blame is the recession. However, this does not mean that the state of California should give up the support to higher education. Time will come that there will be a new California. As Douglass describe it, ââ¬Å"one less educated, and therefore less innovative, less prosperous and less dynamic.â⬠It is important that California should be assessed to be able to know which area the state should focus and improve. Based on Measuring UP, the state of California did well. California made it to the top 10 for both the public and private 4-year post-secondary results of the comparison to other states. California was assessed and should be still be assessed in 3 different areas. It is als o essential for the state to be able to provide affordability to the students. The website of the State Higher Education Executive Officers (SHEEO) provides State Higher Education Finance (SHEF) report to aid and assist officials and educators attend to public policy matters regarding financing higher education. California can be said to have done well in this area. When compared to Texas, California was able to post more than 2.5 million enrollees as compared to 1.2 million of Texas. The indicators used by SHEEO should be used by the state of California are presented in the paper.
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