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» Browse Science and Environment Term Papers
Coconino Sandstone
Number of Words: 1125 / Number of Pages: 5
... our understanding of eolian bedform dynamics. Additionally, we can describe trace fossils in the Coconino and relate them to the physical environments of deposition. This provides us with more comprehensive reconstruction of the erg environments.
Although the cliff-forming nature of the formation can present certain logical problems, the exceptional three-dimensional exposures in the Grand Canyon give the sedimentologist and ichnologist the opportunity to examine the details of one of the more classic and interesting eolian deposits on the Colorado Plateau.
Lithology
This layer averages about 26 ...
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Kevlar
Number of Words: 583 / Number of Pages: 3
... and water; making it rot and rust resistant. Compared to steel and concrete, 49's psi (pressure per square inch) is 525,000, steel's is 36,000, and concrete's is 3,000 (New Necessities). The blast suppression, or body armor, is strong enough to endure machine gun fire (up to .3 caliber), land mines, terroristic weapons, and a chainsaw (New Necessities). It does not melt, can stand temperatures up to 7,000 degrees Fahrenheit, absorbing vibration and energy, and will not stretch. Bullriders, military personnel in war, peace officers, racecar drivers, and many other people use this excellent inven ...
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Chinook Salmon
Number of Words: 601 / Number of Pages: 3
... dangerous to young salmon. Many
of them are killed by the giant turbines on their way back to the ocean.
Killing off many of the salmons new generation. Pollution is also a killer of
many Chinook salmon. Pollution caused by sewage, farming, grazing, logging and
mining find it's way into our waters. These harmful substances kill many
species of fish and other marine life. The Chinook salmon is no exception. The
chemicals are dumped into the rivers and streams and eventually these chemicals
find their way to the ocean, polluting and effecting each area they pass through.
The largest contributor ...
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Health Risks Of Secondhand Smoke
Number of Words: 525 / Number of Pages: 2
... explanation as to why Viscusi's article is not successful is because the organization is confusing. The thesis Viscusi is trying to prove is that the are exaggerated. He fails to support his thesis because his main points in his story are all scattered and have no organization. Also, Viscusi's main point is that
risks are exaggerated, but he fails to bring out the "risks" until after the he writes about insignificant topics that have nothing to do with the point he is trying to make. In addition to not supporting his thesis and scattering the main points, Viscusi also fails to stick to the ...
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Cloning
Number of Words: 1931 / Number of Pages: 8
... cell of which the nucleus had been removed, called nuclear transplantation, is an extension of
research that had been ongoing for over 40 years.
Up until now, scientists thought that adult cells could not be “reprogrammed” to behave
like a fertilized egg and create an embryo, but the evidence obtained by Dolly’s success prove
otherwise. The issues of cloning have been around for a long time, starting with the publication of
Joshua Lederberg’s 1966 article on cloning in the American Naturalist, and the publics interest
has been perked by many sci-fi books, films, and movies including Aldous H ...
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Did Duhem Show That Scientific Theories Can Be Neither True
Number of Words: 1840 / Number of Pages: 7
... that are empirically determined). The second is that a physical theory is simply an abstract system to classify and summarize a group of laws.
Taking the first possibility (a belief still held by many today): this seeks to look beneath the sensible appearances and find the reality beneath, which is causing the sensations we experience. However, this presents us with a problem. We only have access to perceptions so how can we hope to find a physical theory that provides a certain explanation of the reality causing these sensations? A theory can only suggest a reality that would produce all those perc ...
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Creation Versus Evolution
Number of Words: 1119 / Number of Pages: 5
... will be able to "further advance their various agendas" (Flank) by forcing their religious beliefs on students who do not believe in God, or in the same god. This is where the separation of Church and State comes into play. Evolutionists are adamant about keeping religion out of school, according to the guidelines of the Constitution. The Supreme Court ruling that stated that creation science is religious in nature and cannot be legislated in the classroom (Flank) is one of the cornerstones of their argument. Another defense on which the Evolutionists base their view is that evolution is not simpl ...
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Landfills: A Growing Menace
Number of Words: 1514 / Number of Pages: 6
... the
Dutch word for creek) Landfill was originally a tidal marsh. In 1948, New York
City planner Robert Moses developed a highly praised project to deposit
municipal garbage in the swamp until the level of the land was above sea level.
A study of the area predicted the marsh would be filled by the year 1968. He
then planned to develop the area, building houses and attracting light industry
over the landfill. The Fresh Kills Landfill was originally meant to be a
conservation project that would benefit the environment. The mayor of New York
City issued a report titled "The Fresh Kills Landfill Proj ...
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Gold And Its Uses
Number of Words: 2573 / Number of Pages: 10
... ounce of gold can be hammered into a 100 square foot sheet.
Gold is the most reflective and least absorptive material of infrared (or heat) energy. High purity gold reflects up to 99% of infrared rays. Gold is also an excellent conductor of thermal energy or heat. Since many electronic processes create heat, gold is necessary to transfer heat away from delicate instruments. Gold alloy is the most tenacious and long-performing material available for protection of these temperatures.
Geologists use the latest technology such as satellite surveys and geochemistry to locate an ore deposit. Computers a ...
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Earthquakes
Number of Words: 1303 / Number of Pages: 5
... waves are further
differentiated by the kinds of motions they impart to rock particles. Primary or
compressional waves (P waves) send particles oscillating back and forth in the
same direction as the waves are traveling, whereas secondary or transverse shear
waves (S waves) impart vibrations perpendicular to their direction of travel. P
waves always travel at higher velocities than S waves, so whenever an earthquake
occurs, P waves are the first to arrive and to be recorded at geophysical
research stations worldwide.(Associated Press 1993)
Earthquake waves were observed in this and other ways for ce ...
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