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Radda [10]
3 years ago
7

Which wave must have a medium to travel?

Physics
2 answers:
o-na [289]3 years ago
6 0

Letter B

without a medium, there is nothing to compress, hence, no wave. A fast- medium like a gas (air) is easy to compress and allows waves to move through it easily. a slow medium, like a liquid, is still pretty fast, but not as fast as air.

sladkih [1.3K]3 years ago
3 0
The answer is A good luck !
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