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Electromagnetic waves with low frequencies have been used for long-distance underwater communication. These waves most likely belong to which of the following parts of the electromagnetic spectrum?

A. gamma rays
B. infrared waves
C. radio waves
D. x-rays

1 Answer

1 vote
These waves most likely belong to the part of the electromagnetic spectrum that contains radio waves, since radio waves have the lowest frequency of any of the other waves.
User Son Truong
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