Which is true of a mechanical wave?
a) it must have a medium.
b) it must tr...
Physics, 09.12.2019 04:31, asialovepink2321
Which is true of a mechanical wave?
a) it must have a medium.
b) it must travel in empty space.
c) both sound and light are examples.
d) it can travel in a vacuum.
Answers: 2
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