Which of these are not mechanical waves and can be used to send a signal to astronauts on the moon?

A) sound waves

B) radio waves

C) both sound waves and radio waves

D) neither sound waves or radio waves

Question

Wendy Gregory

12 June, 16:45

+3

Answers (1)

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Dominguez · Answer 1

Well sound waves can't go in space because they have no where to bounce off so I think you can find out what it is.

Which of these are not mechanical waves and can be used to send a signal to astronauts on the moon?A) sound wavesB) radio wavesC) both sound waves and radio wavesD) neither sound waves or radio waves