Question

What is the speed of light in a vacuum? 300 meters per second 299,792,458 miles per hour 300,000 miles per hour 299,792,458 meters per second

Answer 1

Answer: 299,792,458 meters per second.

Answer 2

299,792,458 meters per second

Step-by-step explanation:

Light travels at a speed of 299,792,458 meters per second in the vaccum as found by the scientists.