Electromagnetic waves-radio message from mars
Discussion:
Electromagnetic Waves: Radio Message from Mars
At its closest approach, Mars is 56 million km from Earth. How long would it take to send a radio message from a space probe of Mars to earth when the planets are at this closest distance?
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Electromagnetic Waves: Radio Message from Mars At its closest approach, Mars is 56 million km from Earth. How long would it take to send a radio message
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