If a light signal and a radio signal were emitted simultaneously from Alpha Centauri, the first to reach Earth would be the
A)radio signal.
B)light signal.
C)both the same time

Name: If a light signal and a radio signal were emitted simultaneously from Alpha Centauri, the first to reach Earth would be the A)radio signal. B)light signal. C)both the same time
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Question

Quizplus · Accepted Answer

Both light and radio signals travel at the speed of light, so they would reach Earth at the same time.

If a Light Signal and a Radio Signal Were Emitted