divide the distance by c (speed of light)
c = 3.00E8 m/s
the frequency is not relevant
A 2.00 ✕ 106 Hz radio signal is sent a distance of 7.30 ✕ 1010 meters from Earth to a spaceship orbiting Mars. Approximately how much time does it take the radio signal to travel from Earth to the spaceship?
1 answer