conservation of matter

conservation of matter
noun
a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system
Hypernyms: ↑conservation

* * *

conservation of mass or conservation of matter,
Physics. the principle that the total mass of any material system is unchanged by reactions within the system. Thus, in a chemical reaction, matter is neither created nor destroyed but changed from one form of the substance to another.

Useful english dictionary. 2012.

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Look at other dictionaries:

  • conservation of matter — n. the principle that matter is neither created nor destroyed during any physical or chemical change: also conservation of mass * * * …   Universalium

  • conservation of matter — n. the principle that matter is neither created nor destroyed during any physical or chemical change: also conservation of mass …   English World dictionary

  • conservation of matter — see conservation of mass …   New Collegiate Dictionary

  • law of conservation of matter — noun a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system • Syn: ↑conservation of mass, ↑conservation of matter, ↑law of conservation of mass • Hypernyms: ↑conservation …   Useful english dictionary

  • law of conservation of matter — n CONSERVATION OF MASS …   Medical dictionary

  • conservation of mass — n a principle in classical physics: the total mass of any material system is neither increased nor diminished by reactions between the parts called also conservation of matter, law of conservation of matter …   Medical dictionary

  • Conservation of mass — The law of conservation of mass, also known as the principle of mass/matter conservation, states that the mass of an isolated system (closed to all matter and energy) will remain constant over time. This principle is equivalent to the… …   Wikipedia

  • conservation of mass — noun a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system • Syn: ↑conservation of matter, ↑law of conservation of mass, ↑law of conservation of matter • Hypernyms: ↑conservation …   Useful english dictionary

  • Conservation (psychology) — This article is about Developmental psychology. For other uses, see Conservation (ethic). Conservation refers to a logical thinking ability which, according to the psychologist Jean Piaget becomes evident in children aged 3 7 during a second Pre… …   Wikipedia

  • conservation of mass — Physics. 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. Also called law of conservation of mass,… …   Universalium

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