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ch 4.
Question | Answer |
---|---|
does energy have to involve motion | no |
energy is the ability to cause | change |
energy is measured in | joules |
as mass decreases knetic energy | increases |
the sum of potential and kenetic energy is called | total energy |
energy stored in food you eat is | chemical energy |
----- energy is stored in a rubber band | elastic |
the SI unit for energy is the | joule |
in a nuclear fusion reaction mass is transformed into | energy |
carbs and fats provide our boddies with energy in the form of | calories |