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Hydrogen Essays and Term Papers
Fuel CellBallard Power System is the world leader in developing and commercializing proton exchange membrane power systems. At the heart of this corporation is the Ballard , a propriety zero-emission engine that converts natural gas, methanol, or hydrogen fuel directly into electricity without combustion. ...
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What Was The Effect Of The Space Shuttle ChallengerDisaster on NASA and the Future of the United States Space Program?
This was the major question proposed during the late 1980's. What was the
future of NASA going to be after this terrible disaster? Would there be
enough funding for the continuation of the United States Space Program?
This ...
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Oxygenis required for the release of energy from food molecules (aerobic respiration). Instead of breaking down food molecules completely, muscle cells switch to a form of partial breakdown that does not require (anaerobic respiration) so that they can continue to generate energy. This partial ...
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Alternative Fuels (fuel Cells)Ballard Power System is the world leader in developing and commercializing proton exchange membrane fuel cell power systems. At the heart of this corporation is the Ballard Fuel Cell, a propriety zero-emission engine that converts natural gas, methanol, or hydrogen fuel directly into electricity ...
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Big BangFifteen billion years ago, give or take five billion years, the entirety of our universe was compressed into the confines of an atomic nucleus. Known as a singularity, this is the moment before creation when space and time did not exist. According to the prevailing cosmological models that ...
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Oxygenand its compounds play a key role in many of the important processes of
life and industry. in the biosphere is essential in the processes of
respiration and metabolism, the means by which animals derive the energy needed
to sustain life. Furthermore, is the most abundant element at the ...
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SupernovasA very large star explodes, somewhere in the unfathomable space of our galaxy. The star's core collapses. The monstrous pressure crushes its atoms and smashes their electrons into the nuclei. There, the negatively charged protons change to neutrons and neutrinos. Billions of neutrinos ...
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AirshipsINDEX
PROLOGUE 2
TYPES OF AIRSHIP 2
RIGID AIRSHIP 2
NONRIGID AIRSHIP 3
HISTORY ...
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Fusion EnergyA fusion reaction is one in which two atomic nuclei merge to form a
heavier nucleus. this is the process that happens in in the stars. In
average stars, like the sun, the process of fusion is converting hydrogen
nuclei (or protons) into helium nuclei. There is an enormous amount of
kinetic ...
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Monosaccharidesalso called SIMPLE SUGAR, any of the basic compounds that serve as the building blocks of carbohydrates. are polyhydroxy aldehydes or ketones; that is, they are molecules with more than one hydroxyl group (-OH), and a carbonyl group (C=O) either at the terminal carbon atom (aldose) or at the ...
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Chemical Warfare And Its UsesChemical warfare is the use of natural and man-made toxic
substances to incapacitate or kill an enemy. There are many different types
of agents used in chemical warfare, some of which are mustard gases, nerve
gases, psychotomimetic agents, tear gases, hydrogen cyanide, and arsines.
All of which ...
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AirshipsINDEX
PROLOGUE 2
TYPES OF AIRSHIP 2
RIGID AIRSHIP 2
NONRIGID AIRSHIP 3
HISTORY ...
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Saturnorbits the Sun at a mean distance of 1.427 billion km with a
period of 29.4577 tropical years. The orbit is inclined 2.49 degrees to
the ecliptic, or Earth orbital, plane and has an eccentricity of 0.0556.
At 's distance from the Sun, it receives only 0.01 of the unit solar
radiation flux that ...
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Solar SystemThe solar system consists of the Sun; the nine planets, 67 satellites of the planets and a large number of small bodies (comets and asteroids).
The inner solar system contains the Sun, Mercury, Venus, Earth and Mars:
The planets of the outer solar system are Jupiter, Saturn, Uranus, Neptune ...
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The History of BatteriesThe History of Batteries
Around 1936, archaeologists uncovered in a village near Baghdad a set of terracotta jars which each contained a rolled-up sheet of copper which housed an iron rod. Some scientists speculate these to be ancient galvanic cells and dubbed them the "Baghdad Batteries". ...
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Effect Of Exercise On The BodyTask 3: Investigating the effect of exercise
Gemma Pearson
Hypothesis
It is hypothesized that when 4 year 12 students exercise for 2 minutes their heart rate, breathing rate and temperature will increase.
Purpose of the investigation
The purpose of this investigation focuses on ...
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Nuclear WeaponsThe nuclear age opened with the development of the atomic bomb
during World War II. Many people believed that weapons capable of mass
destruction would make war unthinkable in the future. They hoped that the
world would learn to live in peace. But a race to develop ever more
powerful weapons ...
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The Element Carbon And Its ImportanceCarbon is one of the most important chemical elements. Industry
uses it in a wide variety of products, and all living things are based on
carbon. Without carbon, life would be impossible! Yet carbon makes up
less than 0.03 percent of the earth's crust. Pure carbon exists in nature
in the form ...
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Nucular WarNuclear Weapons are explosive devices made to release nuclear energy. The first atomic bomb, which was tested on July 16, 1945, at Alamogordo, New Mexico, represented a completely new type of artificial explosive. All explosives get their power from the rapid burning or decomposition of some ...
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Organic CompoundsChemists observed that there were two types of substances. Those
from non-living matter and those from living matter. They were classified
into two categories which include inorganic substances and organic
substances. Many similar properties were observed by the Chemists. Most
inorganic ...
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