how fast is the speed of light in mps?
What is the speed of light in metric units?
The speed of light in a vacuum is an important physical constant denoted by the letter c for constant or the Latin word celeritas meaning "swiftness". It is the speed of all electromagnetic radiation in a vacuum, not just visible light. In metric units, c is exactly 299,792,458 metres per second (1,079,252,848.8 km/h).
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What is the speed of light in MPS?
In miles per hour, light speed is, well, a lot: about 670,616,629 mph. If you could travel at the speed of light, you could go around the Earth 7.5 times in one second. Mar 7, 2018
Full answer in: www.space.com
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