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Free research essays on topics related to: experiments

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  • Heirs Of The Deceased Tuskegee Study Men
    420 words
    In 1972 a great injustice was discovered by Jean Heller. The great injustice was the Tuskegee study. I was a study performed in 1932 on 600 African-American men. 399 of the men were infected with the STD. syphilis and 201 of them were not infected with the disease. All of these men were uneducated and poor. So when the government offered them free physical examinations, free rides to and from the clinics, hot meals on examinations days, free treatments for minor ailments, and a guarantee that a ...
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  • Century Bc Early Greek
    1,179 words
    Metaphysics All men by nature desire to know (p. 51). So does Aristotle begin The Metaphysics, a book, or rather a collection of lectures. It is the book of the greatest importance for an understanding of the philosophy of Aristotle, and has had a tremendous influence on the European thought. The word Metaphysics derives from the Greek meta ta physical (after the things of nature). In medieval and modern philosophy metaphysics has also been taken to mean the study of things transcending nature. ...
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  • Mary Shelleys Frankenstein Victor Frankenstein
    694 words
    The modern motion picture Mary Shelleys Frankenstein, directed by Kenneth Branagh was mostly faithful to the books original story written by Mary Shelley in 1816. While Branagh attempted to stay close to Shelleys storyline a few scenes were changed to add more drama to the cinematography. The general plot of the story did remain true to the book. Determined to find a way to defeat death, Victor Frankenstein decides to pursue the experiments of his mentor Dr. Walden into the reanimation of dead t...
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  • Pain And Suffering Human Beings
    1,135 words
    When faced with the choice of sparing an animal's life or saving a human being, most people would reasonably choose to save the human. But are human needs more important than non-human animals? Most people think of animals as objects whose purpose is to serve our desires and whims, whether for the taste of their flesh, or the feel of their fur and skin, or the profit that can be made from either of these activities. Perhaps we should rethink the multitude of ways we use animals for our purposes ...
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  • Worship For Her Husband Beauty Hawthorne 11 Georgiana
    860 words
    Georgians transformation 2000 - 07 - 06 In The Birthmark, by Nathaniel Hawthorne, Georgiana's futile attempt to be flawless by cooperating in her own murder doesnt make her any wiser, especially because such a sacrifice does not earn her closeness with her husband. The character of Georgiana epitomizes the virtues upheld by the conventions of her time; she is beautiful, docile and has no ambitions of her own other than to make her husband happy. In addition to this apparent perfect union is a "s...
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  • Bone Tissue Mining Operations
    777 words
    Physical changes in the land, soil, water, and air, associated with industrialization directly and indirectly affect the biological environment. Direct impacts include deaths of plants, animals, or people, caused by mining activity or contact with toxic soil or water from mines. Indirect impacts include changes in nutrient cycling, total biomass, species diversity, and eco-system stability due to alterations in groundwater or surface water availability or Water resources are particularly vulnera...
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  • Sources Of Knowledge Points Of View
    1,565 words
    "Three Tests of Truth" Philosophy Essay -word count: 1, 528 In a court of law expert witnesses are required to demonstrate the truth "beyond reasonable doubt." This is difficult for a 'knower', such as a historian, to be able to assert this at the witness stand. Let's say that a young couple has just been married. The young couple stays together for a couple of months before they break up. When the two individually write reports on why the divorce is necessary, the judge is confused about the di...
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  • Black And White F 1
    1,201 words
    After working in the sales market for three years you begin to recognize certain things about your customers. You realize that your mood can affect their buying habits and how the attitudes can affect how you approach a prospective sale. If a person comes in showing that they have no idea about your market, you have to take the time to basically introduce them to your product. You tell them the advantages and disadvantages that your product offers. If they come in having knowledge of your produc...
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  • Reached Lambda Max Solution Reached Lambda Max Concentration
    424 words
    Our Laboratory project was conducted in order to determine the phosphate concentration present in three brands of colas in the form of phosphoric acid. The concentration of phosphate in colas is important due to its ability to sooth an upset stomach, but also block absorption of calcium and lead to Osteoporosis. In the first phase of our investigation, we analyzed a series of colored solutions using a Spectronic 20. The second phase of our experimentation lead us to the investigation and analysi...
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  • Alpha Particles Nuclear Physics
    758 words
    Ernest Rutherford was born in New Zealand in 1871 as one of 12 children. It was Rutherford who first "split" an atom and who discovered the atomic "nucleus", a name that he invented. For this he is regarded as the greatest experimental physicist of his time. Rutherford was one of the first and most important researchers in nuclear physics. Soon after the discovery of radioactivity in 1986 by the French physicist Antoine Henri Becquerel, Rutherford discovered the three different types of radiatio...
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  • Paper Towel One Person
    501 words
    Paper Towels On Trial Have you ever wondered what the best brand of paper towels is? Or what "the best" actually means? Well, our group adventured out to find "the best" paper towel! We tested seven different brands of paper towels. We did 3 different controlled experiments to collect data. The data will help to determine the best paper towel out of the seven brands we tested. The brands we tested were: Bounty, Scott, Viva, Home Best, Strong n' Thirsty, Good Day, and Green Forest. The materials ...
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  • Rate Of Reaction Hydrochloric Acid
    1,993 words
    4 Results for temperature and concentration on Tables 5 Graph for results for rate of reaction against temperature 6 Graph of results for rate of reaction against time 8 Graph and table of typical results This investigation is about Rates of Reaction and what affects them. In this case I am going to look at hydrochloric acid and sodium thiosulphate, which is a precipitation reaction. I will be investigating whether a change in temperature affects the rate of reaction. Sodium thiosulphate and hyd...
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  • Forced To Leave University Of Pisa
    1,507 words
    Galileo Galilei was born in Pisa Italy on February 15, 1564. Later in the 1570 's his father, Vincenzo Galileo moved his family to the near by city of Florence. He was the oldest of four children, and as a child he was the most likely inclined to be the smarter of the family. It was here that Galileo's formal education began at a school in a near by monastery. This school was taught by monks, and for a while it was belied that Galileo would grow up to become a member of the religious orders. At ...
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  • Regulating Human Cloning In The Future
    909 words
    The cloning of human beings has been an issue that many people believe strongly in. The cloning of animals such as cows and sheep have already been successful, and many people think that the cloning of human beings is just the next step. This, however, has not gone over well with the government of the United States. Recently, a hearing has been underway to decide whether cloning should be legal in the United States. In fact, President George W. Bush has said that he will do everything possible t...
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  • Athletic Performance Isn T
    1,045 words
    Sport Psychology: How it Helps Athletes In our society today it seems like sports rule the land. Everywhere we look, there is some kind of sporting event going on or being televised. Almost everyone could be considered a fan of at least one sport. Some people follow sports like a religion. With such an increased focus on sports, the athlete s performances are put under a microscope. This puts more pressure on athletes to give a winning performance. No longer do athletes play for fun, they play t...
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  • Copyright C 1994 Middle Ages
    869 words
    Science Alchemy Alchemy, ancient art practiced especially in the Middle Ages, devoted chiefly to discovering a substance that would transmute the more common metals into gold or silver and to finding a means of indefinitely prolonging human life. Although its purposes and techniques were dubious and often illusory, alchemy was in many ways the predecessor of modern science, especially the science of chemistry. The birthplace of alchemy was ancient Egypt, where, in Alexandria, it began to flouris...
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  • Electromagnetic Radiation Einsteins Theory
    365 words
    Photoelectric Photoelectric Effect Photoelectric Effect Photoelectric Effect is the formation and liberation of electrically charged particles in matter, usually metals, when it is irradiated by light or other electromagnetic radiation. The term photoelectric effect designates several types of interactions. In the external photoelectric effect, electrons are liberated from the surface of a metallic conductor by absorbing energy from light shining on the metals surface. This is the form that we g...
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  • Jean Piaget Cognitive Theory
    1,280 words
    Jean Piaget Piaget InheldChild Psychologist Jean Piaget He found the secrets of human learning and knowledge hidden behind the cute and seemingly illogical notions of children BY SEYMOUR PAPERT Jean Piaget, the pioneering Swiss philosopher and psychologist, spent much of his professional life listening to children, watching children and poring over reports of researchers around the world who were doing the same. He found, to put it most succinctly, that children dont think like grownups. After t...
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  • Spare Parts Human Cloning
    831 words
    Is cloning Cloning 5 Cloning Is cloning ethical? the majority of the world would say no but the medical research possibilities associated with it are endless. In 1997 when Dolly the lamb was born we began to think, wow if it s possible toulon an animal why not a human in the future? It soon became known that it was possible and people were horrified at the thought of an organism being created by a human being. 90 % of Americans polled within the first week that the Dolly news broke, thought that...
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  • Pope Leo X Forced To Leave
    1,534 words
    Michael Stifel Michael Stifel was a German mathematician who lived in the late fifteenth century and early to mid-sixteenth century. He was born in 1487, in Esslingen, Germany. The exact date of his birth is unknown. Stifel died on April 19, 1567, in Jena, Germany. His father was Conrad Stifel, a well-respected member of the community. When Michael was young his family did not have much money. Not much is known about Stifel's life until the time he attended the University of Wittenberg, in Germa...
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