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Beginning of Paper
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MECHANICAL ENERGY
Have you ever wondered how a jet aircraft lifts its tremendous weight off the ground, or what gives a runner the stamina to reach the finish line in a race? In order to answer all these questions we must talk about the transformation of one sort of energy into another.
The jet aircraft gets its power from jet turbines. These powerful jet engines create a high-pressure stream of very hot gases tha ....
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Middle of Paper
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.... collects mechanical energy from the winds that sweep along the water. This energy has been produced by the sun which warms the earth's surface and sets the air above in motion. The sun's heat comes to the earth as a form of radiant energy. When the heat reaches the surface of the earth, it causes the land or seas to rise in temperature.
The sun is very hot. Infact, the center of the sun can reach temperatures of up to 27 million degrees ....
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