Meaning of conservation of energy

conserva'tion of en'ergy

Pronunciation: [key]
— Physics. Physics.
  1. the principle that in a system that does not undergo any force from outside the system, the amount of energy is constant, irrespective of its changes in form. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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