Difference between revisions of "Rest Mass"
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Rest Mass
</dt>
According to relativistic theory, the mass which a body has
when it is at absolute rest. Mass increases when the body is in motion according
to
Missing Image:img src="SP7_r_files/restmass.gif"
where m is its mass in motion; m0 is its rest mass; v
is the body's speed of motion; and c is the speed of light.
</dd>
Newtonian physics, in contrast with relativistic physics, makes no distinction
between rest mass and mass in general. [[/a>|/a>
]]
References
This article is based on NASA's Dictionary of Technical Terms for Aerospace Use
