Physical Concepts of Energy
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| INERTIA | the tendency of a resting body to remain at rest
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| FORCE | push or pull on an object
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| WORK | whenever a force is acts upon a body, work is done
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| ENERGY | may be defined as the ability to do work
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| KINETIC ENERGY | the energy of a moving body
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| POTENTIAL ENERGY | stored energy, energy at rest
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| LAW of CONSERVATION of ENERGY | changes forms, and cannot be created nor destroyed
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| EINSTEIN'S THEORY of RELATIVITY | energy = mass x speed of light in air or vacuum squared (E = mc*)
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| ELECTRIC MOTOR | converts electrical energy to mechanical energy
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| BATTERY | converts chemical energy to electrical energy
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| STEAM ENGINE | converts heats energy to mechanical energy
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| GASOLINE ENGINE | converts chemical to mechanical energy
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