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» Science Essays and Papers
Everglade Dilemma
<view this essay>.... by a specific set of environmental and geologic features present at the same time. Modern life is still effected by the different environmental factors and systems that occur worldwide. Each system reaction causes and equal and opposite reaction in an another system. This cause and effect is demonstrated by many of the earth's environmental systems. Deep in the heart of Florida lies a natural resource known as the everglades. This particular system is extremely complex and one that follows the action-reaction principle. Both the correct environmental features, as well as the right rock layers and substrates created the everglades.
Geology and the environment c .....
Number of words: 265 | Number of pages: 1 |
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Holograms
<view this essay>.... in a pond, light travels in waves. When you look at, say, an
apple, what you really see are the waves of light reflected from it. Your
two eyes each see a slightly different view of the apple. These different
views tell you about the apple's depth -its form and where it sits in
relation to other objects. Your brain processes this information so that
you see the apple, and the rest of the world, in 3-D. You can look around
objects, too -if the apple is blocking the view of an orange behind it,
you can just move your head to one side. The apple seems to "move" out of
the way so you can see the orange or even the back of the apple. If that
seems a bit obvious, .....
Number of words: 1072 | Number of pages: 4 |
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Black Holes
<view this essay>.... only on the mass of the body, being 2. 95 km (1. 83 mi) times the
mass of the body in solar units (the mass of the body divided by the mass
of the sun). If a body is electrically charged or rotating,
Schwarzschild's results are modified. An "ergosphere" forms outside the
horizon, within which matter is forced to rotate with the black hole; in
principle, energy can be emitted from the ergosphere.
According to general relativity, gravitation severely modifies
space and time near a black hole. As the horizon is approached from
outside, time slows down relative to that of distant observers, stopping
completely on the horizon. Once a body has contracted .....
Number of words: 688 | Number of pages: 3 |
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Clouds
<view this essay>.... are called high, middle, and low altitudes. The different kinds of are found in these three divisions according to the ' altitude.
First, we have the high that range in altitude from 16,500 to 45,000 feet. In this division we have the cirrus, cirrocumulus, and cirrostratus . A cirrus cloud appears in delicate, feather-like bands that are not attached to each other, and is usually white with no shading. Cirrocumulus appear like very small round balls or flakes. The cirrocumulus sometimes form a pattern of a buttermilk sky. The cirrostratus sometimes form tangled webs or thin whitish sheets. A large ring or halo is sometimes seen around the sun or m .....
Number of words: 478 | Number of pages: 2 |
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The Quicksilver
<view this essay>.... thermometers. Before people had been developing
thermometers but they were not as accurate as the ones produced around 1900.
In the later twentieth century people developed a increasing "need" for
pure gold and silver. European and American scientists developed a new advanced
way for this- amalgams. Amalgams are alloys of mercury usually used to extract
elements from there various ores. Then, once the common metal is extracted
mercury is then separated through distillation.
Without mercury our world would be much different. We would have
different, if any, ways of determining temperature. Mercury is also used in
cleaning modern day swimming pools as "Merc .....
Number of words: 325 | Number of pages: 2 |
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The Keys To Unlocking Transitions In Water
<view this essay>.... slope. Unless sea level rises,
estuaries tend to fill with sediments and become much smaller. The sediments
come from riverborne terrestrial materials from the eroding continents and from
sand transported upstream by the tides from the continental shelf (Braun 55).
It is in estuaries that most of the world's freshwater runoff encounters
the oceans. Because fresh water is lighter, or less dense, than salt water,
unless the two are mixed by the tides or winds, the fresh water remains at the
surface, resulting in a salinity gradient. Tides force seawater inland as a
countercurrent and produce a saltwater wedge below the freshwater surface waters
(Bella .....
Number of words: 419 | Number of pages: 2 |
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Lamarck's Influence On The Development Of Darwin's Theory Of Evolution
<view this essay>.... evolutionists came up with models of evolution
that were unfortunately unworkable. One of these early pioneers was Jean-
Baptiste Lamarck. Lamarck believed in deism and advocated natural religion based
on human reason. He believed in the harmony and rationality of the world. And
although flawed, the work of Lamarck did not go unnoticed, however. Darwin also
believed in the harmony of the world, and it was Darwin himself who said that
Lamarck was the first man whose conclusions on evolution brought about
excitement and attention. He was the one who showed law in organic and inorganic
species evolution. As it turned out, the work of Lamarck was quite influenti .....
Number of words: 1954 | Number of pages: 8 |
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Essay On Metals
<view this essay>.... is forever". Pure gold will keep its shine no matter what
and if truly pure it will not release any nickel or other contaminants into
the bodies of the allergic or hypersensitive.
Secondly, gold is extremely malleable and can be worked into
amazingly fine detail. This is highly desirable for some types of fine
filigree work and also means that a ring made out of 24 K gold can be
easily opened and closed without special tools and without growing brittle
and/or breaking as is the case with most harder alloys.
The disadvantages are clear. The price is high and in its pure form
it's so soft it wears quickly from the purely mechanic rubbing of your skin
and of .....
Number of words: 1159 | Number of pages: 5 |
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