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Physics, 06.01.2021 07:20 mazielynn84
A laser beam from Earth is reflected by a mirror placed on the Moon. If the speed of the beam is 3.00 x 108 m / s and the distance from Earth to the Moon is 3.81 x 108 m, how long in seconds will the laser beam take to return to its starting point?
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A laser beam from Earth is reflected by a mirror placed on the Moon. If the speed of the beam is 3.0...
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