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1. Why doesn't sound travel through a vacuum?

A. Sound is a waveform in matter, and there is no matter in a vacuum
B. Vacuums absorb most of the sound
C. It does travel in space, as verified on Star Trek

User Desaray
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Answer:

A, Sound is a waveform in matter, and there is no matter in a vacuum.

User Jothi Kannan
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