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

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

Step-by-step explanation:

A mechanical wave requires material medium for propagation but electromagnetic wave not