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Science & Nature Essays and Term Papers
AlchemyThe science by aid of which the chemical philosophers of medieval times attempted to transmute the baser metals into gold or silver. There is considerable divergence of opinion as to the etymology of the word, but it would seem to be derived from the Arabic al=the, and kimya=chemistry, which in ...
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Chesapeake Bay PollutionThe Chesapeake Bay is America's largest estuary and one of the world�s most productive. The Bay is home to over 2,700 species. It draws water from over 150 rivers, streams, and creaks, receiving roughly 70,000 cubic feet of water every second. That water reflects the surrounding land use ...
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Nickel Metal Hydrive Battery For Electric VehicalsElectric vehicles can benefit us in many ways. Comparing with the internal combustion engine, EVs don�t cause pollution when operating. They can run in a long period of time. Economically, because these vehicles using battery, they reduce the oil import and the imbalance trading in the US and ...
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Nuclear Fusionis constantly present in our solar system. In the core of the sun, Hydrogen is converted to Helium providing enough energy to sustain life on earth. This process occurs at temperatures of 10-15 million degrees Celsius.
We are now trying different methods here on Earth to make fusion the next ...
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Phosphatesmay be created by substituting some or all of the hydrogen of a
phosphoric acid by metals. Depending on the number of hydrogen atoms that are
replaced, the resulting compound is described as a primary, secondary or
tertiary phosphate. Primary and secondary contain hydrogen and are
acid salts. ...
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Light: A Fundamental Force In Our WorldIf asked what light is, one could say that it's one of the most basic
elements of our world and our universe as we perceive it. It is through
sight that we receive 90% of our information. It is through the use of
telescopes aiding the naked eye that we are aware of the heavenly bodies
around us. ...
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ChimpanzeeThe acts of cannibalism and infanticide are very apparent in the behavior
of the . Many African studies show that wild s kill and eat
infants of their own species. (Goodall, 1986:151) Although there is not a clear
answer why chimps engage in this very violent and sometimes gruesome ...
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CatscanI chose this topic because I a found it as a very interesting thing which I wanted to know more about. I have been CT-scanned when I had concussion after a car accident when I was seven. Also because my father has been under a CT-scanner and a lot of my friends.
Anatomists, morphologists and ...
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Nuclear Energy And The EnvironmentIn our society, nuclear energy has become one of the most criticized forms
of energy by the environmentalists. Thus, a look at nuclear energy and the
environment and its impact on economic growth.
Lewis Munford, an analyst, once wrote, "Too much energy is as fatal as too
little, hence the ...
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Cable Vs. V.90 ModemsCable modems emerged in consumer markets as an alternative to ISDN and regular modems only a couple of years ago. Promises like speed up 30 Mbps to connect to the internet sounds very attractive given that the service charge is only $35-$55 a month. But the whole thing has been overhyped in my ...
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The Potential Effects Of A Depleted Ozone Layer - Detrykowski"And God said, let there be light and there was light and then God saw the
light, that it was good " ( Genesis 1: 3-4 ). Undoubtedly, light is good.
Without light man could not survive. Light is the ultimate cosmic force in this
universe allowing man to progress and flourish. In the form of heat, ...
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Anabolic SteroidsEven if you didn�t have any or little knowledge of steroids and were asked this question, you would probably answer no. Why? Would it be because a high school kid somewhere in California died from taking them? Or would it be because you read it in Readers Digest? Many people think you are ...
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HemophiliaIn the human body, each cell contains 23 pairs of chromosomes, one of each pair inherited through the egg from the mother, and the other inherited through the sperm of the father. Of these chromosomes, those that determine sex are X and Y. Females have XX and males have XY. In addition to the ...
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Bioremediation Of Explosives In Contaminated SoilTNT is not the kind of substance that most people think of composting, but it can be done! At several U.S. Army depots, the water used in processing explosives was disposed of through evaporation from unlined lagoons. This has resulted in sediments and soils that are contaminated with TNT (2,4,6- ...
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Acting To Save Mother EarthEverday we hear more bad news about our planet. Reports tell us that wildlife and forests are disappearing at an alarming rate. Newscasts give the latest word on how quickly earth is losing its protective shirld and warming up. Newspapers lament the pollution of our air, water, and soil. What ...
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Air PolutionProblem The first thing people see, in the morning, when they walk outside is
the sky or the colored sun. Is this world giving us the privilege of seeing the
natural colors of the sun through all the layers of pollution within the air
(Dinanike 31)? Not only are beautiful sights such as this ...
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AustralopithecusDate: December 15th
There are many types of the hominid called australopithecus, which means
southern apes. These were small ape-like creatures(with a height between 107cm
and 152cm) that showed evidence of walking upright. It is difficult to tell
whether these begins are "humans" or ...
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The Beginning Of TimeThere was a period in history when the beginning of the world in which
we live in was a expressed through legends and myths, now, through the use of
increasingly advanced scientific equipment we can see that the universe is more
vast and complex than ever imaginable. The purpose of this paper is ...
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New High-speed Connections Will Change How We Work And PlayOnline
Society is becoming ever more dependent on being electronically connected with every other part of the world. Worldwide communication and commerce are just two areas where people benefit from living in an information age. Using the Internet, business can be conducted from anywhere in the ...
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Atmospheric Circulation And MoreThe global energy balance and atmospheric motion mainly determine
the circulation of the earth's atmosphere. There is a hierarchy of motion
in atmospheric circulation. Each control can be broken down into smaller
controlling factors. The global energy balance is an equal balance of ...
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Apollo 4Introduction
This paper is going to compare the Apollo 1 and the Challenger disasters.
Both space programs were unfortunate disasters, caused by a series of oversights
and misjudgments. How did this lost of life occur in such a high tech
environment? Apollo 4
On January 27, 1967, the three ...
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Flourescence In-situ Hybridisation And Its AdvantagesFlourescence in-situ hybridisation is a great advancement in technology
because there are fewer chances of a miscarriage, the parents receive faster
results, and the tests are easier to do. In the future, FISH will be able to
decrease the chances of a miscarriage by using samples of maternal ...
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Enviromental Science Profit OrAs we near the end of the millennium, the home planet that has for so long been our gracious host is suffering from the apathy and wreckless consumption of natural resources. Awareness is the gravest of concerns. Ignorance is not a bliss, for we must become aware of the problems that endanger our ...
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Hypnosis 2Hypnosis: a highly controversial topic in the medical field. Capable of changing a person’s behavior, modifying daily routines, causing odd reactions to normal things, plus countless other phenomena’s. Many people believe that the mystic of hypnosis does not exist and is just a simple ...
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