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Term Papers on Science
Ozone
Number of words: 1112 - Number of pages: 5.... has temperature ranges from two hundred to two hundred fifty kelvins.
The third level in the atmosphere is mesosphere. This level ranges from
fifty to eighty-five kilometers in altitude and has temperature ranges
between one hundred eighty and two hundred fifty kelvins. Finally, the
thermosphere is the final level in the atmosphere. It's range is eighty-
five to one hundred forty kilometers and also temperatures as high as four
hundred sixty kelvins.
Society has been widely addressed with the many problems that we are
having in our environment tod .....
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Nuclear Strikes
Number of words: 2401 - Number of pages: 9.... And since the breakup certain people have been caught stealing the
materials needed to make a bomb. These terrorists have never been caught in the
United States but numerous times in Europe.(www.pbs.org) As a matter of fact,
the Russians say someone stole a bomb simulator, which will explode and make
mushroom cloud but has no nuclear component.(Wilkie) People know that despite
efforts to keep control on the old Soviet stockpile and waste, terrorists are
getting the plutonium and uranium needed to make nuclear weapons to kill masses
of people. This is kind .....
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Alternative Energy
Number of words: 339 - Number of pages: 2.... used to turn electric generators there must be another method. The concentrated beams of sunlight are collected in a device
called a solar furnace, which acts on the same principles as a large magnifying glass. The solar furnace takes the sunlight from a
large area and by the use of lenses and mirrors can focus the light into a very small area. Very elaborate solar furnaces have
machines that angle the mirrors and lenses to the sun all day. This system can provide sizeable amounts of electricity and create
extremely high temperatures of over 6000 degrees Fahr .....
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The African Penguin
Number of words: 982 - Number of pages: 4.... from Hollams Bird Island off the coast of Namibia to Bird Island
in Algoa Bay.
At one time the population of the African Penguin was quite large
but some man caused factors has drastically reduced their species. A long
time ago the early European settlers at the Cape of Good Hope realized that
penguin eggs were good for eating and over the years millions of penguin
eggs have been collected greatly reducing the population of the African
penguin species, and even to make things worse they started the practice of
destroying any incubated eggs so tha .....
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Acid Rain: Cause And Effects And Issues
Number of words: 3928 - Number of pages: 15.... the location of a Sulfuric Acid plant are:
a. Whether there is ready access to raw materials;
b. Whether the location is close to major transportation routes;
c. Whether there is a suitable work force in the area for
plant construction and operation;
d. Whether there is sufficient energy resources readily
available;
e. Whether or not the chemical plant can carry out its
operation without any unacceptable damage to the
environment.
Listed above are the basic deciding factors that gove .....
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Adaptions In Ectothermic And Endothermic Animals To Extreme
Number of words: 1466 - Number of pages: 6.... for example, both have body temperatures of about 38„aC, despite living in very different habitats.
However if body temperature rises above its optimum level (usually around 40„aC in mammals) then the enzyme rate inside the body will go into sharp decline. This is because enzymes are proteins, and become denatured. One of the first organs to be affected is the brain. Since the brain controls breathing and the circulation, the rise in body temperature disrupts the normal functioning of these important systems.
If the body temperature decreases dramatically (hyp .....
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Alzhiemers
Number of words: 979 - Number of pages: 4.... brain cells degenerate, he
commented.
Goldman noted that the use of drugs to stimulate proliferation of
new brain cells will probably result in a more successful strategy
than attempting to grow the cells outside the body and then
placing them back into the brains of patients, as some scientists
have suggested.
Goldman, of Cornell University Medical College in New York,
and colleagues surgically extracted brain cells from the
hippocampus of eight living male patients, ranging in age from 5 to
63 years, while they underwent surgery for .....
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Aromatherapy
Number of words: 884 - Number of pages: 4.... sedating or stimulating, restoring both physical and emotional well-being. Although is consider to be a new and alternative foram of medicine in the western world, however it has been practiced for thousands of years in the eastern world.
A lot of interest in stems from its use as an 'alternative medicine' or even a 'complementary medicine'. It is certainly true that before pharmaceutical companies brought a vast array of modern drugs to the market, people had to make do with many 'home remedies' - often herbal remedies or extracts of plants. Flowers, bud .....
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