Question

Sound waves cannot travel in
a. steel.
b. water
c. Sound can travel in all of the above
d. air
e. a vacuum

Answer 1

Answer:

e. Vacuum

Explanation:

Sound waves cannot travel through vacuum because Sound waves are travelling vibrations of particles in media such as air, water or metal. So it stands to reason that they cannot travel through empty space, where there are no atoms or molecules to vibrate.

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