2 years ago

47.Explain sound needs a medium for propagation

1 answer:

4 0

Answer:

Sound needs a material medium for their propagation like solid, liquid or gas to travel because the molecules of solid, liquid and gases carry sound waves from one point to another. Sound cannot progress through the vacuum because the vacuum has no molecules which can vibrate and carry the sound waves.

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Ilia_Sergeevich [38]

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in 36 kg, then there are 36 * 1000 grams.

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3 years ago

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Step-by-step explanation:

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3 years ago

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3 years ago

47.Explain sound needs a medium for propagation​

47.Explain sound needs a medium for propagation