kinetic theory gases

kinetic theory of gases

noun Physics.
a theory that the particles in a gas move freely and rapidly along straight lines but often collide, resulting in variations in their velocity and direction. Pressure is interpreted as arising from the impacts of these particles with the walls of a container.

Origin:
1870–75

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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kinetic theory of gases

noun
(physics) a theory that gases consist of small particles in random motion [syn: kinetic theory
WordNet® 3.0, © 2006 by Princeton University.
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