Question

what is the speed of light in air?

Answer 1

The speed of light is 299,792 kilometers per second  in air.

The speed of light in a vacuum is 186,282 miles per second (299,792 kilometers per second), and in theory nothing can travel faster than light. In miles per hour, light speed is, well, a lot: about 670,616,629 mph.

Answer 2

Answer:

The speed of light in air is ≈ 3×10⁸m/s

= 300000000m/s

Explanation:

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