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» Browse Science and Environment Term Papers
Comets
Number of Words: 431 / Number of Pages: 2
... forces cause these materials to move away from the head of the comet and in the opposite direction from the sun. According to Charles A. Schweighauser in his book, entitled Astronomy from A to Z: A Dictionary of Celestial Objects and Ideas, he states that we see comet heads and tails because they not only reflect sunlight, but they also fluoresce—give off their own light—when are near the sun. The tails from the comet may be up to 150 million kilometers long each or together.
have a predictable orbit. There are one thousand that have been charted. Some go by the sun once and others, which a ...
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Mars:
Number of Words: 736 / Number of Pages: 3
... Due to the failures, time has been given for scientists to blueprint a credible and step-by-step search for life on the Red Planet. Without the pressure to return Martian samples to Earth any time soon, new schemes for automated, on-the-spot detection of past or present Mars life can be flown.
Recently, two probes were sent back and they made it to Mars. They landed on the South Polar Caps of Mars. That is where NASA plans to find water. After landing on Mars, the probes extracted water like crystals from the surface of Mars. They found that there was a small amount of water in the cryst ...
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Effects Of Technology
Number of Words: 661 / Number of Pages: 3
... but most of the time, it is not.
Although the Internet is a relatively new technology, television has been around for about fifty years. There are many problems with television though,
mainly with the content of the shows. Many of the shows on television portray violence, drugs, sexual activity, and profanity. People who watch these shows see what the actors and actresses are doing and then feel it is all right for them to do the same things. If a kid is watching a show were one of the actors or actresses use profanity, they will feel it is all right for them to use the same language.
When ...
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The Rain Forest - Example Of A Flourishing Ecosystem
Number of Words: 2837 / Number of Pages: 11
... top of this soil is a thin layer of
humus, which simply said is the compost made from the millions of dead
animals and plants of the forest. When things such as leaves and animals
die their remains are quickly broken down by a limitless amount of tiny
organisms. Some insects that do just this sort of thing include: beetles,
ants, termites and a host of others. With all of this death happening so
quickly you would expect a sort of rotten smell to be in the air. This,
however, is not the case. This is simply because everything that is dead in
the forest is broken down so fast. One example of how true th ...
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The Future Of NASA
Number of Words: 377 / Number of Pages: 2
... of the
Earth's atmosphere. It is used, on Earth, for those who's hearts have problems
with pumping blood. Pens that write upside-down are used in space, where there
is no gravity and writing with pens would otherwise be impossible. They are
convenient tools on Earth when we are trying to write on vertical surfaces. A
zero-gravity training system is used to help astronauts become more comfortable
with the conditions in space. It is used in places such as Sportsland, for kids
to twirl around in.
In the future, telephones with picture screens, much like those used to
see astronauts in space wi ...
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UFO Sightings
Number of Words: 1024 / Number of Pages: 4
... stated, adding that such research could also improve understanding
of, and in some cases debunk, supposed UFO events.
For example, Earth science researchers have eventually accepted several
phenomena "originally dismissed as folk tales," including meteorites and
certain types of lightning, the panel noted.
The findings are from a four-day workshop held in Tarrytown, N.Y., followed
by a second three-day meeting in San Francisco, both last fall. The results
are published in the current issue of the Society for Scientific
Exploration, which was established by Sturrock.
The inquiry involved sci ...
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Simple Machines
Number of Words: 586 / Number of Pages: 3
... we do has a machine involved. We use machines to
manufacture goods, for transportation, ect.
In the W=F*d equation the trade of between force and distance is as you
use a machine the force goes down and distance goes up. If there was no friction
they would be equal and trade.
There are six simple machines. They are a lever, pulleys, inclined plain,
wheel and axle, screw, and wedge. The lever is used very often an example of a
lever is a broom. Your hand is the fulcrum and when you sweep it is a lever. A
lever consist of a fulcrum, effort, and resistance. A pulley is used to lift or
pull object ...
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The Influence Of Writers On Charles Darwin
Number of Words: 2276 / Number of Pages: 9
... (Francoeur, 1965,
p.34). Charles Darwin (1809-1882) was the fourth child of Dr. Robert
Darwin and grandson of Erasmus Darwin. Much of Charles' childhood was
spent collecting insects, coins and reading various literature on natural
history, travel and poetry. Charles Darwin was not a scholarly student
during his years at Edinburgh Medical College. He disliked what was taught
and found most of the lectures boring, yet he developed a natural interest
in studying rocks and fossils. He convinced his father that he could not
be a doctor as his father had wished, so instead Charles Darwin studied
T ...
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Reproduction: A-Courting To Nature!
Number of Words: 961 / Number of Pages: 4
... selection. Natural selection brought on the
evolution of males and females during prehistoric epochs when
environmental change was making life difficult for single-sex species such
as bacteria and algae. Generally, these reproduced by splitting into
identical copies of themselves. New generations were thus no better than
old ones at surviving in an altered world. With the emergence of the
sexes, however, youngsters acquired the qualities of two parents. This
meant that they were different from both - different and perhaps better at
coping with tough problems of survival. At the same time, natu ...
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Als
Number of Words: 682 / Number of Pages: 3
... difficulty in daily activities, such as walking or dressing. In more advanced stages, however, shortness of breath or difficulty in breathing and swallowing ensue, until the body is completely taken over by the disease. Intellect, eye motion, bladder function, and sensation are the only abilities spared.
Where and how this deadly disease originated is unknown, but it was first identified in 1869, by the noted French neurologist Jean-Martin Charcot. is not contagious, but research is still vague on the cause of the disease. Today, there are three recognized forms of : genetic, sporadic, and Gua ...
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