Conservation of Energy

Definition: The principle that in any closed system subjected to no external forces, the mass is constant irrespective of its changes in form; the principle that matter cannot be created or destroyed.

Unknown , Unknown . "Dictionary of Conservation of Energy ." Dictionary.Com. Unknown. Unknown. 3 February, 2010. <http://dictionary.reference.com/browse/conservation+of+mass>.

Definition in own words: Energy being used or conserved.

A way to remember: Conservation= Conserve




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