.... to the University of Pisa because he thought his son should be a doctor. For four years, he studied medicine and the different theories of the scientist Aristotle. He was not interested in medicine, but soon he became interested in math. In 1585, he convinced his father to let him leave the school without a degree. Galileo was a math tutor for the next four years in Florence. He spent a lot of the four years studying the scientific thoughts and philosophies of Aristotle. He also invented an instrument that could find the gravity of objects. This instrument, called a hydrostatic balance, was used by weighing the objects in water. Galileo returned to P .....

.... drawbacks. Mainly, they are illegal. An athlete may be suspended from playing their perspective sport for using them. They have many long terms and short term side effects. Many supplements are as simple as packaged energy and others require a strict exercise and eating regimen. I will explore sports supplements focusing on creatine and it's effect on the sport world. The first and most basic sports supplements are protein weight gainers. This normally comes in the form of powder and works best when mixed with milk. The main reason for taking extra protein is to gain weight and muscle mass. In today's athletics, whether it is high school, college, or p .....

.... without melting) at 613° C. The Earth's crust contains relatively little , only about 5.5 parts per million. and some compounds have been known for a long time. Aristotle thought that was a kind of sulfur. The Latin word um means yellow orpiment (a pigment containing and sulfur). While knowledge of dates back to ancient Greece, it wasn't until the Middle Ages that its poisonous characteristics were described. It was identified by Albert Magnus about 1250, and he described the way to manufacture it. Since then the method has scarcely changed: the mineral arsenopyrite is heated and decomposes with the liberation of gas. The gas can be condensed on a cold .....

.... as a waste product. Plants take in this CO2 and use it to make food. This is called photosynthesis. During this process oxygen is released which is then breathed in by humans and animals. This procedure is repeated over and over and a natural balance is obtained. However this natural balance is disrupted by human activity. People of the world are putting more than 5.5 billion tons of CO2 into the atmosphere every year. 75% of this is caused from the burning of fossil fuels. These fuels are burnt all the time to run factories, power plants and vehicles. The main sources of CO2 emissions are electric utilities, residential buildings, industry and tran .....

.... (Curtis 658). This number includes hundreds of thousands of dogs, cats, apes, monkeys, horses, ponies, calves, sheep, goats, pigs, and a couple million rabbits, hamsters, guinea pigs, birds, rats and mice (Curtis 658). These animals are subjected to experiments that often cause pain and even death. According to Cutis, about 25 cosmetic companies including Avon and Revlon, have cooperated in conducting animal tests to see if there product are irritating (664). These experiments were tested on rabbits only because they have no tear glands to wipe away any foreign objects on the eye. The animal would be strapped down and the "product" would be dropped into t .....

.... is the process of organizing and interpreting sensory information. This enables us to recognize meaningful objects and events. Perception plays a big role in the performance of players. In soccer, there are other coaches and players, and parents who constantly try to take you out of your game. Although you know all this is going on, you are unable to see and hear anything because you are only concerned about the opposing team. If you do tune into a certain person this may be considered selective attention. Selective attention is the focusing on conscious awareness on a particular stimulus. (Reference) This means that at any moment we focus our aw .....

.... painful urination, creamy or green pus-like penile discharge, and testicular pain. in Women can cause Creamy or green pus-like vaginal discharge, painful urination, bleeding between periods, excessive bleeding during menstrual period, painful intercourse, and lower abdominal pain. When treated early, there are no long-term consequences of . Serious complications can result, however, when left untreated. Long term complications in men may include Epididymitis. Long term complications in women include Pelvic Inflammatory Disease, ectopic pregnancy, perihepatitis, sterility can be transmitted to newborns. Approximately 2% of persons with untreated may develo .....

.... and traffic lights. Even if none of these theories pan out, the hype alone that is being created by the media is predicted to cause enough chaos and pandemonium by itself. In a recent survey, it was proven that over 50% of the American people are afraid of the bug and what it will do. If this matter is not addressed soon it will be responsible for many casualties. Another branch of technology that has caused casualties in the past and is bound to cause many more in the future is weapons. The weapon that has had the most impact is the gun. It has killed millions, not only in wars, but in everyday life as well. In addition, there is the atomic bomb t .....