The average distance from the Earth to the moon is 238,855 miles. If the speed of light is 186,282 miles per second, can you set up an equation representing the time in seconds it takes light to travel from the moon to the Earth? How long does it take? Are you seeing into the past when you look at the moon?

Question

cwrw238 · Answer

time = distance / speed
        = 238,855 / 186,282  seconds

yes you are seeing the moon as it was 238255/186282 seconds ago.

cwrw238 · Answer

which is 1.28 seconds to 2 dec places