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Speed of light, speed at which light waves propagate via one-of-a-kind materials. In particular, the price for the pace of light in a vacuum is now defined as exactly 299,792,458 metres per second
Speed of light, speed at which light waves propagate via one-of-a-kind materials. In particular, the price for the pace of light in a vacuum is now defined as exactly 299,792,458 metres per second
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