conservation of energy
noun phraseDefinition of conservation of energy
: a principle in physics: the total energy of an isolated system remains constant irrespective of whatever internal changes may take place with energy disappearing in one form reappearing in another
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conservation of angular momentum
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“Conservation of energy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/conservation%20of%20energy. Accessed 16 Jun. 2021.
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The first known use of conservation of energy was in 1853
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