demiree18 demiree18

28-02-2020
Physics

contestada

Which describes a sound wave?

A)A sound wave travels in a vacuum.
B)A sound wave is a longitudinal wave.
C)A sound wave is an electromagnetic wave.
D)A sound wave has one constant speed.

Respuesta :

johns358113 johns358113

28-02-2020

Answer:

a sound wave is an electromagnetic wave

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lilyreifschneider lilyreifschneider

04-10-2021

Answer:

B. A sound wave is a longitudinal wave

Explanation:

I took the test :)

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