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Science & Nature Essays and Term Papers
Mercuryis the closest planet to the sun. It’s average distance from
the sun is approximately fifty-eight million km and it’s diameter is 4875 km,
making it the second smallest planet in our solar system. It’s volume and mass
are about 1/18 that of the earth and it’s average density is approximately ...
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Technology And EducationOur school has an extremely low budget of approximately eighteen million dollars. Where should the money go? Should it go to the English department, or the math and science buildings? Should the money be invested in expanding our school and giving raises to hard-working teachers? Or should ...
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Electronic CommerceThe last decade has seen the rise of many new technological developments, one of the most prominent of these developments has been the internet. The Internet has already managed to weave itself into our daily lives where we use it for the simple communication of e-mail or to retrieving large ...
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Haloes Forecast StormsNEWSCIENCE
If you know where and when to look, you can treat yourself to a colourful
display of atmospheric haloes, spots and pillars. These images can tell
you something about the clouds overhead and possible changes in the
weather.
All of these images are created by light shining through ...
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BiotechnologyOver the past decade, has advanced much to the
advantage of many people. We have learned that with certain chemicals,
we are able to cut-and-paste the DNA of certain organisms, and alter
them to comply to our sociable needs. But this can also affect modern
medicine, political factors, economic, ...
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ThalliumMy element was . It is atomic number 81. It has 81 protons and
electrons and 123 neutrons. has a mass of 204.3833 atomic mass units.
Its symbol is Tl. It resides in Group IIIA of the periodic table. That is the
aluminum family. has a bluish color after exposure to the air. It is
a very ...
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Fasle MemoryThere are many models which try to explain how memory works. Nevertheless,
we do not know exactly how memory works. One of the most questionable models
of memory is the one which assumes that every experience a person has had is
'recorded' in memory and that some of these memories are of traumatic ...
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BatsPrepared By: C4 8th Grade 01-05-97
Contents
1. Title Page
Page... 1
2. Contents
Page... 2
3. Bat Facts
Page... 3-4
4. Congress Ave. Bridge
Page... 5-6
5. How To Get A Bat Out Of Your House
Page... 6
6. About Bat Houses ...
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Chicken Pox With Works CitedChickenpox is a highly contagious disease that is caused by a herpesvirus called varicella-zoster virus (7). Chickenpox is one of the most easily transmitted of contagious diseases (5). Ninety to ninety-five percent of the people exposed to the virus will develop it within twenty-one days (5). ...
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Anthopleura ElegantissimaThe sea anemones that were collected for the “Clone Specific Segregation in the Sea Anemone ” experiment were collected by Lisbeth Francis in Pacific Grove, California (Biological Bulletin 1973, 144; 64-72). The topic of Francis’s report is the particularity of the constant anemone-free areas ...
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Ehrlich's Population Bomb"People are realizing that we cannot forever continue to multiply and
subdue the earth without losing our standard of life and the natural beauty that
must be part of it. these are the years of decision- the decision of men to stay
the flood of man." Ehrlich here explains the one of the most ...
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Dna 3DNA - Deoxyribonucleic Acid - the material that codes for amino acids which form proteins, which in turn carry out functions of the cell. DNA is responsible for building life. Our physical characteristics, susceptibility to some diseases and disorders (e.g. breast cancer, sickle cell anemia), and ...
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Mellville And Darwin's Writings On The Galapagos IslandsDuring the nineteenth century, two prominent writers, Herman Mellville
and Charles Darwin both voyaged to the Galapagos islands off the coast of
Ecuador. Both of these individuals wrote descriptive passages about the
physical attributes and atmosphere of the Galapagos Islands. The passages ...
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Humpback WhalesThe humpback whale is a baleen whale and a rorqual whale that sings amazing songs. It performs complex and cooperative feeding techniques. The humpback has a bulky head with bumpy protuberances (tubercles), each with a bristle. Humpbacks are acrobats of the ocean, breaching and slapping the water. ...
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Solar Cellstoday are mostly made of silicon, one of the most common
elements on Earth. The crystalline silicon solar cell was one of the first
types to be developed and it is still the most common type in use today.
They do not pollute the atmosphere and they leave behind no harmful waste
products. ...
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Magnesiumis one of the alkaline-earth metals of main group IIa in the
periodic table. is a grayish-white metal. Normally is
covered with a layer of oxide, MgO, that protects from air and
water. is an important element for plant and animal life.
Chlorophylls depend greatly on it.Sir Humphrey Davy ...
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Lift, Weight, Thrust And DragOne of the first things that is likely to be noticed during a visit to the local airport is thewide variety of airplane styles and designs. No matter what each looks like like they alldepend on the the same four factors which are lift, weight, thrust, and drag
Lift is the upward force created by ...
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MitosisIn , there are five different stages. The first stage is interphase, next prophase, metaphase, anaphase, and last telephase. Interphase is the longest phase. In this phase, the centrioles begin to replicate, the DNA replicates, and all of the preparations are made to be ready for to take place. ...
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CloningA man is driving late at night and gets into a car accident. He loses both of his arms. Instead of going the rest of his life he has new arms attached to his body. Sounds like something that could only be true in a science fiction novel, right. Wrong, This is something that could be quite possible ...
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Cladocerans, or water fleas, are small (0.2-6 mm) aquatic crustaceans forming one of the orders of the Branchiopoda. Most inhabit quiet fresh waters. Along with the rotifers and copepods they account for most of the freshwater zooplankton yet most of them are benthic. Most are filter feeders that consume ...
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Drumlin Formation By Catastrophic FloodingSince 1983, several investigators have developed a theory of due to the release of meltwater that is believed to have accumulated beneath melting ice sheets. The proposed catastrophic sheet floods, as wide as the drumlin fields, formed the drumlins and related streamlined landforms, such as ...
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From Water To LandThe early tetrapods were the first vertebrates to actually walk the solid earth. They began their conquest of land in the Paleozoic era around 360 million years ago. The question many paleontologists have been asking for a long period of time is whether the anatomy for locomotion on land was ...
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Greenhousing The Wrong WayExactly what is the "Greenhouse Effect?"
The "Greenhouse Effect" is the common name given to global warming. The
effect is named so due to its similarities to the function of a greenhouse.
Heat from the sun is allowed into our atmosphere, and then bounces off of the
Earth and heads back out to ...
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Mars 2Mars is the fourth planet from the sun at about 228 million-km (141 million miles) and the last terrestrial planet from the sun. The next five planets in order from the sun are gaseous. Mars follows closely behind Earth but is comparatively smaller, with about half the diameter of Earth and ...
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