Speed of light/Definition

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Revision as of 02:13, 9 March 2011 by imported>John R. Brews (Rewrite definition)
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https://en.citizendium.org/wiki/index.php?title=Speed_of_light/Definition&printable=yes
A definition or brief description of Speed of light.

The speed of electromagnetic radiation, with a defined value in the International System of Units for propagation in the ideal reference medium of classical vacuum of c ≡ 299 792 458 m/s (exact).

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