Communications. The speed of light is approximately 3.0
Chapter 1, Problem 39(choose chapter or problem)
Communications. The speed of light is approximately 3.0 108 meters per second (670,616,629 mph). The distance from Earth to Mars varies because of the orbits of the planets around the Sun. On average, Mars is 100 million miles from Earth. If we use laser communication systems, what will be the delay between Houston and NASA astronauts on Mars?
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