Question

What is the difference between a mechanical wave and an electromagnetic wave?

A mechanical wave travels through empty space, while an electromagnetic wave travels through matter.

A mechanical wave has a short wavelength, while all electromagnetic waves have long wavelengths.

A mechanical wave has a high frequency, while all electromagnetic waves have low frequencies.

A mechanical wave travels through matter, while an electromagnetic wave travels through empty space.

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Answer 1

Answer: A a mechanical wave travels through empty space, while an electromagnetic wave travels through matter.

Explanation: A mechanical wave travels through empty space, while an electromagnetic wave travels through matter. A mechanical wave has a short wavelength, while all electromagnetic waves have long wavelengths.