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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
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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

User AliCivil
by
8.0k points

1 Answer

4 votes
radiowaves are electromagnetic waves and don't need a medium to travel through so B
User NoXSaeeD
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8.3k points
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