Sound waves travels _________ than light in vacuum.

faster

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slower

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not slower

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Can't travel

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Solution

The correct option is D Can't travel
Light waves are non mechanical waves. They don't need a material medium for their propagation. So they can travel through vacuum. But sound waves can't travel through vacuum.

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Similar questions

Sound wave is a mechanical wave, which means, unlike light, it needs a medium to travel.

Light waves travel faster than sound waves.

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