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  • 20-04-2020
  • Physics
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What is the speed of light in a vacuume?

Respuesta :

AL2006
AL2006 AL2006
  • 20-04-2020

The speed of light in vacuum is exactly

299,792,458 meters per second.

That's so exact that it's the official scientific definition of a "meter".

The number doesn't t change even if the flashlight or other light source is moving.

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