Difference between sound and light waves

1.	Difference between sound and light waves
Answer» \tSound wavesLight waves1. They are longitudinal waves2. They cannot travel through vacuum3. Its speed in air is 330 m/s1. They are transverse waves2. They do not require medium to propagate3. Its speed in air or vacuum is 3x108\xa0m/s\t \xa0 Sound waves travel with compression or rear faction but light wave travel perpendicularly

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