sissyblackburn1125 sissyblackburn1125

06-02-2020
Chemistry

contestada

Which is true about mechanical waves
A. It must travel in empty space
B. Both sound and light are examples.
C. It must have a medium
D. It can travel in a vacuum.

Respuesta :

alex7398 alex7398

07-02-2020

C. It must have a medium

Answer Link

cupelsa199 cupelsa199

14-05-2021

Answer:

C. It must have a medium

Explanation:

Answer Link

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