Why sound do not pass through vaccum ? plz ans

1.	Why sound do not pass through vaccum ? plz ans
Answer» Answer: Sound waves are TRAVELLING VIBRATIONS of particles in MEDIA such as air, WATER or metal. So it stands to reason that they cannot travel through empty space, where there are no ATOMS or molecules to vibrate.

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Answer:

Sound waves are TRAVELLING VIBRATIONS of particles in MEDIA such as air, WATER or metal. So it stands to reason that they cannot travel through empty space, where there are no ATOMS or molecules to vibrate.

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Why sound do not pass through vaccum ? plz ans​

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Why sound do not pass through vaccum ? plz ans