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Can sound travel or heard in a vacuum?

Updated: 8/20/2019
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11y ago

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Cannot be heard as sound being a mechanical wave badly needs a material medium

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11y ago
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Q: Can sound travel or heard in a vacuum?
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What did the bell in a vacuum tell scientists about sound?

THat sound requires matter to travel to be heard. Therefore a vacuum has no matter hence no sound can be heard


Did ultrasonic sound are heard in solar system?

No, because sound cannot travel in the vacuum.


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Space is essentially a vacuum. Sound needs a medium to travel through to be heard. Therefore the sound of a rocket engine cannot be heard in space.


Why a bell ringing inside a vacuum chamber cannot be heard?

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