... bullet the pressure is sealed in the back of the bullet so it forces the projectile (head of the bullet) out of the barrel. The more powder in the casing of the bullet the greater the explosion therefore the velocity of the projectile increases. The explosion inside the cylinder of a bullet is caused by a spark of heat created by the firing pin when it strikes the small ... flint in the bullet. The strength of the gunpowder in a bullet or the amount of work which a certain quantity of gunpowder is capable of performing, depends on the mass of the powder and the velocity with ... . An ex...

• Word Count: 1124
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• Grade Level: High School

... , similar to hot tar. It is about 2900 km thick, and is separated into the upper and lower mantle. This is where most of the internal heat of the Earth is located. Large convective cells in the mantle circulate heat and may drive plate tectonic processes. The last layer is the core, which is separated into the liquid outer core and the solid inner ... less than 1 m below the planet's surface to more than 10,000 km above the planet's surface. The upper portion of the atmosphere protects the organisms of the biosphere from the sun's ultraviolet radiation. It also traps heat. When air tempe...

• Word Count: 1504
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... seems perverse to declare it (the mammoth) the same, from a partial resemblance of their tusks and bones." In the second part, Jefferson is replying to a claim made by Buffon, that animals in America have degenerated, and that this was due to the heats of America being less. Buffon says that heat is advantageous to an animal's growth, while moisture is degenerative to growth ... . To this Jefferson replies that heat and moisture assist in the production of vegetables, and furthermore that humid climates have a greater quantity of vegetables. Also, when it comes to mammoths, the size ... ...

• Word Count: 792
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• Grade Level: Undergraduate

... de Buffon, reasoned that the Earth cooled from an originally molten body and that this would have required at least 75,000 years. Buffon had to recant, but development of the principle of uniformitarianism in the late 1700s and early 1800s provided geologists with new grounds for arguing that the Earth is far older than anyone had imagined. Similarly, in 1859, Charles ... and is known as the Canadian Shield. Granite, schist, and gneiss are generally the type of rocks that can be found in the region. The belief that rudimentary life existed is supported by evidence such as bacteria and a...

• Word Count: 1841
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• Grade Level: Undergraduate

... , including classical, Christian, and native European cultures with women (Women in Early Medieval Europe 33-39). Examples of these "super natural" women are seen in The Saga of the Volsungs. It is obvious that women had a greater psychic ability than do the men, and while ... and these super natural women had many powers. The female gender was a huge part in mythology, and was used to understand the arrangement of the land and heavens. Medieval Society during the fifth and sixth centuries also had closely tied kinship patterns. Connections within families were very important, ... comp...

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... out of a job, to begging and burglary as a way of survival. As the food supply declined in England, England's population continued to grow. In less than one hundred and twenty years, the population increased by one million people. To some of the English, the New World simply offered land, a source of food and ... work, which was now a rarity in England. Simultaneously, entrepreneurs were gaining much success by selling products of the new booming wool-cloth industry. Initially, the merchants did ... . Every nation was trying export as much as possible and limit its imports. The mercant...

• Word Count: 599
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• Grade Level: Undergraduate

The distribution of power is a major source of diverging opinions between the United States and Europe. Europe is militarily weak but economically strong, and its foreign policies are shaped by that position. America is economically strong to be sure, but it is also the strongest military power in the world. The foreign policy of the United States reflects its confidence as a military force. Each region ... the past decade, it makes the most sense to Europeans that they avoid military force and focus on diplomacy and security organizations. Until Europe regains a power that could approximate ...

• Word Count: 313
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• Grade Level: Undergraduate

... has been understood to have originated from the point in time before sapiens was a species. Actions, such as dancing, were used as a means of communication. They were utilized to share thoughts, emotions, stories, and to entertain. "On with the dance! Let joy be unconfined."" Dancing had ... and lettuce to France, but she also became known for her extravagant entertainments which enhanced her political power; her court became known as the center of European culture. The first "traditional ballet- was first performed at Catherine's palace on a Sunday evening dated October 15, 1581. Named "...

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Evils of Christianity It has been my experience, through my upbringing as a Christian, that Christians are often blind to the evils of the religion. They are taught from a young age that God is almighty, and should never be questioned, so the less-finer points in the religion are often skipped over. Many problems in society have arisen from this religion, which include discrimination, anti-Semitism, sexism, violence and war. Christianity has fought over hundreds of years to become the only religion, scaring people away from other religions in the process. Christians continuously fight among th...

• Word Count: 184
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• Grade Level: Undergraduate

... can humanity be accomplished. Bugental (1978) defines identity as a process, not a fixidity, and when one realises this one is faced with the nothingness of being. This nothingness, the non-existence of an essence of being, is the primary source of freedom that one must face in each nd every moment. Kierkegaard (1944) theorises that such freedom brings about existential anxiety through the contemplation ... existential anxiety arises through awareness (May and Yalom 1984). Existential anxiety manifests differently depending upon the individual's stance toward living; work that is commonl...

• Word Count: 2396
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... colonial ships. Certain things like tobacco, furs, sugar, etc, could only be exported to England, and imports could only be purchased from England. Because of this strict ruling, smuggling became very common. England realized that all the smuggling was taking place, so, as a result, the Triangle Trade started. It ... was a very profitable system, in which a cargo of rum would travel to Africa in order to be traded for slaves. Then the slaves would be sent to the West Indies and be traded with ... profit would be made. Parliament didn't like the idea of trading with the West Indies. Atte...

• Word Count: 851
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... manuscripts. The gothic age ended with the advent of the Renaissance about the beginning of the fifteenth century. During the Renaissance the definition of architect was that of a mason, carpenter, and even roofers but also to the person who supervised a building. Religious architecture was a major source of commissions, and some of the best opportunities for innovation were urban palaces and ... large country villas. There was a revival of ancient Roman forms, including the column, round arch, tunnel vault and the dome. Knowledge of classical architecture came from the ruins of ancient...

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... social system. Slaves provided wealthy Romans with help around the household. "Imperial conquests and expansion eventually strained the native Roman workforce, so great numbers of foreign slaves had to be imported to fill agricultural labor needs". (1) Other sources for slavery were debtors selling themselves into slavery to make up ... for what they owe. As you can see here Rome was very dependent on slavery, making it an important reason in the downfall of Rome. Another major source of income was trade. Rome acted like the middleman in trade between the provinces. The provinces were to...

• Word Count: 1524
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... adding additional institutions as additional tasks were identified. The initial objective of the WB was to provide loans for the rebuilding of Europe after WWII, later lending is provided to developing countries to foster development. Membership in the IMF is a prerequisite to be member of the WB and the source of the funds it provides are membership subscription quotas, international capital market ... borrowing (bonds), repayment of loans and retained earnings. The institutions that form the WB group today are: 1. IBRD (International Bank for Reconstruction and Development ... the deve...

• Word Count: 1195
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... been a source for argument, Americans are lucky enough to live in a country that allows them to practice any religion they desire without fear of prosecution. This was not the case in medieval Europe, religious practices were either approved institutional church or condemned as heresy. The common people aware of the dishonesty of the church began ... and by seeing the stories set down on stained glass windows. Hand in hand with sermons, the men that could read learned about the lives of saints through stories called hagiography. These stories often presented ordinary people and how thei...

• Word Count: 571
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... originally came from the most reliable source stated that it most likely arrived by ship in 1347. It is thought to believe that 12 Genoese trading ships coming into the port of Messina after traveling through the Black Sea carried this deadly plague. A majority of the sailors on board the twelve ... living conditions caused many diseases such as Anaemia, Rheumatism, Arthritis, Tuberculosis, and Dysentery (History.com Staff 4). These diseases were caused by the unsanitariness of the people during that time period. Their trash and waste went into the ditches, rivers and other waters poll...

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... to cities and work in factories, which was well desired by factory employers. Social structure, patterns of work, the international balance of power, and the standard of living were changed because of the Industrial Revolution. The middle class began to rise to power and influence. Their dissatisfaction with ... political and economic conditions brought about change. Another important factor was the health care became more advanced. Because of things like vaccinations and other advances in medicine, the death rate decreased drastically. Inventors were inspired to create new and easy ways...

• Word Count: 504
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... their families from the town but the disease kept spreading. While others fled the cities in panic, leaving their families and children out of fear of spreading or catching the disease. People believed that the Black Death was a punishment sent from God and they began to question the ... Jews, and allow no Jew to enter the city for the next two-hundred years."( Jewish history source book). The council gave into the mob. So on February 1349 , in the town of Strasbourg,two -thousand Jew on a wooden platform were burned. In addition in Mainz, which was the ... through Germany between 1348 an...

• Word Count: 1459
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... built up its army and navy, the more other nations felt they had to do the same. Thus enhancing the power of industrial development and so forth. The competition for colonies was another source of national power and strength. The great powers of Europe sectioned off Africa among them establishing a solid influence in China. Sooner or later this rush to stamp authority ... of new land was bound to spark disagreements over boundaries of control. Also European nations ruled smaller countries, called colonies, and competed with each ... known as the Black Hand. Immediately following the as...

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... in macroeconomic performance are. I will then go onto explain what factors need to be considered in order to assess the likely performance of the two economies, between the years 2003-2006 and 2030-2040, and how the two time periods may differ. I will then ... price of goods and service rises due to various economic factors such as changes in government policy. Inflation is a good economic indicator, as like unemployment it can be used to make assumptions about other areas f the economy. For example, printing money to fill a large deficit is a source of inflation ... , this could be b...

• Word Count: 1453
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... is an environmental factor (Barlow and Durand, 2006). There are two main treatment methods for alcoholism that are the source of controversy today. Abstinence, most prominently advocated by the self-help group, Alcoholics Anonymous (AA), is defined as "the act of refraining from engaging in a positively reinforced, or pleasurable, behavior" (Leischow, 2002). To abstain from drinking ... when he is evaluating treatment methods (i.e. abstinence, controlled drinking) together with his therapist. In an earlier study, Koerkel and Schindler (1999) reported that one third of all inpatients of ...

• Word Count: 2703
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• Grade Level: Undergraduate

... they now are more a cause of international disorder in the world than the solver. The United States demands the whole world to acknowledge several countries as Evil. Today, a great example is the Iraq of Saddam Hussein. But also, North Korea is a source of evil in the eyes of America. Kim Jong-il is leading ... its country in a way that America does not agree with. Even before any sign of nuclear weapons, there was tension between the two countries ... . Iran is another obsessive target, which is in the strategic point of view an ... to accelerated economic, social, scientific developm...

• Word Count: 1957
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... be the world's policeman and play a major role in keeping peace around the world, but there are a few minor things it should do for a number of reasons.The United States will keep power along with protecting itself, effect other countries and become a role model to them by helping keep peace throughout the world. There ... can keep its sentiment and respect because although we get involved to help out, other countries may look at it through a bad point of veiw. In a powerfull countries point of view, everything surrounding us is weak and may be supported by us, but the weak countries do...

• Word Count: 442
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... of "greater Germany" and the subsequent concept of "lebensraum" that was what, in reality led to war, as he began slowly to invade his neighbours and expand his eastern border, again a growing, aggressive Germany convinced the European power's that a war would be necessary to safeguard their interests. Within this, one can observe that the main source of ... these actions came from the leaders of the time; Kaiser Wilhelm II and Adolph Hitler. Both felt hard done by, by previous settlements; the Kaiser felt he ... powers were rivals to each other. This was in reality the biggest underly...

• Word Count: 2024
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... was introduced. Of the 15 European Union members, only 12 decided to join the EMU (economic and monetary union) forming what is called the euro zone. These countries are Austria, Belgium, Finland, France, Germany, Greece, Holland, Ireland, Italy, Luxemburg, Portugal and Spain. The countries that did not want to enter are Sweden, Denmark, and the United Kingdom (Fairlamb, 2001) Source: Fairlamb, D. ... (2001, July 2). Ready, set, euros! Business Week [Online], (3739), 48-50. CSULB Library: ABI Inform Global. Available: http://0proquest. umi.com.coast.library.csulb.edu:80/pqdweb? ["Europe...

• Word Count: 2027
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• Grade Level: High School