what is energy ?????
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The simplest definition of energy is "the ability to do work". Energy is how things change and move. ... It takes energy to cook food, to drive to school, and to jump in the air. Different forms of Energy. Energy can take a number of different forms.
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Energy, in physics, the capacity for doing work. ... It may exist in potential, kinetic, thermal, electrical, chemical, nuclear, or other various forms. There are, moreover, heat and work—i.e., energy in the process of transfer from one body to another.
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