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» Browse Science and Environment Term Papers
The Bunsen Burner
Number of Words: 338 / Number of Pages: 2
... happens.
After you do that. You would cut off the burner by closing the needle value and
closing the barrel. Then you would cut off the gas.
In the conclusion the hottest part of the flame was the top part of the
flame, and the coolest part of the flame was the blue cone in the middle. Soot
was on the bottom of the dish the first time. When you put the dish back in the
hottest part of the flame. It had cleaned the bottom of the dish. That is how
you use a Bunsen burner. ...
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Endangered Species
Number of Words: 674 / Number of Pages: 3
... it a slow process for rhinos to be introduced back into the world by birth” (International Rhino Foundation 3). “The Black Rhino is illegally hunted for its ivory horn that ranges between one foot to one foot eight inches long” (Speart 26). The animal is slaughtered for its horn while its carcass is left for the vultures.
Since the Black Rhino was put on the list in the 1980s, conservation agencies have aided to help the Black Rhino to rebound. “Now under strict control, the population of Black Rhinos has risen to at least 2,500 in and around parks and on private land in eastern and southern Afri ...
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Anabolic Steroids
Number of Words: 1971 / Number of Pages: 8
... would help to know how they work and what responsibilities are needed when choosing to take them.
are a synthetic for of the naturally occurring hormone, testosterone. are used to promote accelerated muscle hypertrophy in both males and females.
Hypertrophy describes the increase in size of muscle as the result of stress put upon the muscle. Muscles go through hypertrophy in order to adapt to the increased demands placed upon them to perform. This is the primary goal of weight training.
Once steroids are introduced into the bloodstream, they circulate throughout the body and are gradually col ...
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Acid Rain 7
Number of Words: 1863 / Number of Pages: 7
... time that the scientist found the problem it was already very large. Detecting an acid lake is often quite difficult. A lake does not become acid over night. It happens over a period of many years, some times decades. The changes are usually to gradual for them to be noticed early. At the beginning of the 20th century most rivers/lakes like the river Tovdal in Norway had not yet begun to die. However by 1926 local inspectors were noticing that many of the lakes were beginning to show signs of death. Fish were found dead along the banks of many rivers. As the winters ice began to melt off more and more ...
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Human Cloning -
Number of Words: 1292 / Number of Pages: 5
... in most of the 1980’s and the 1990’s (religoustolerance). Although the ban was lifted during the first days of Bill Clinton’s presidency, in 1997 he sent a bill to congress marked “immediate consideration and prompt enactment” stating that it would be illegal to create a human clone whether in private or public laboratories. Along with the US ban, nineteen European countries including Denmark, Estonia, Finland, France, Greece, Iceland, Italy, Latvia, Luxembourg, Moldova, Sweden, Macedonia, and Turkey, signed a protocol that would commit their countries to ban ...
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Evolution
Number of Words: 874 / Number of Pages: 4
... 23). Lamarck's theory on was proven false because it incorrectly asserts that organisms can change their inheritable traits. This assertion was shown to be untrue when the theory of natural selection was conceived.
The idea of natural selection was formed by both Charles Darwin and Alfred Russel Wallace in the mid-1800s. Unaware of each other's work, they developed the same theory independently. Originally the theory was scoffed at by the scientific community, but now it is widely accepted. The theory of natural selection states that individuals with the most favorable traits will be more lik ...
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Chimpanzee
Number of Words: 2281 / Number of Pages: 9
... it reveals the first time that chimpanzees who were always
perceived to be playful, gentle monkeys, could suddenly become dangerous killers.
"I knew that some of our chimpanzees, so gentle for the most part, could on
occasion become savage killers, ruthless cannibals, and that they had their own
form of primitive warfare."(Goodall, 1979:594) To try and explain this ruthless
behavior it is necessary to first analyze their social upbringing and unique
lifestyle.
The Chimpanzee society is clearly a male dominated aggressive social unit.
Males are larger than females, they are more openly aggress ...
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Effects Of Secondhand Smoke
Number of Words: 314 / Number of Pages: 2
... if children are expose to secondhand smoke.
With all these harmful to children, there are ways to protect them from it. First, as a parent, don’t smoke. If you are a smoker, quit! If you can’t, don’t smoke in your house, in the car or near your children. Have a permanent place outside the house just for smoking purposes only. Make sure that your child's day-care, school or playgrounds are smoke free. Educate everybody you know about the hazard of secondhand smoke to children’s heath.
Secondhand smoke is very dangerous to children’s health because it can become a serious risk facing children of tod ...
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Basic Discription Of Microbiology
Number of Words: 1992 / Number of Pages: 8
... of a microscope. Microbes, also known as microorganisms, can be broken down into four classifications that are bacteria, viruses, fungi, and protozoa.
Prescott, Harley & Klein (1990) describe bacteria as prokaryotic cells (cells that lack a true membrane enclosed nucleus). Bacteria are both small and simple in structure; they usually are between o.5 and 5cmm yet they have many characteristic shapes and sizes. Some bacteria are circular or oval shaped, they are known as cocci bacteria. Other bacteria are rod-shaped, they are known as bacilli bacteria, and some bacteria are spiral and coil- ...
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Hemp: The Truth About The Earth's Greatest Plant
Number of Words: 820 / Number of Pages: 3
... breeds of
the plant are still illegal to grow in the U.S. Literally millions of wild hemp
plants grow throughout the entire Midwest today. Wild hemp, like hemp used for
industry purposes, is useless as an intoxicant. Yet U.S. drug law states that
one acre of this can result in the owner being sentenced to death. The death
penalty exists for growing one acre of perfectly harmless, non-intoxicating
weeds!
Hemp can produce any product that paper can produce. The difference is
that one acre of hemp can produce four times as much paper as one acre of trees
( a study done by the U.S. Department of Ag ...
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