The Moon is about 3.8 108 m from Earth. Traveling at the speedof light, 3.0 108 m/s, how
Chapter 1, Problem Problems 10(choose chapter or problem)
The Moon is about 3.8 108 m from Earth. Traveling at the speedof light, 3.0 108 m/s, how long does it take a laser beam to gofrom Earth to the Moon and back again? The same physics wasresponsible for the noticeable delay in communications signalsbetween lunar astronauts and controllers at the Houston SpaceFlight Center.
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