give four differences of sound waves and light waves
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Light waves have dual nature (wave-particle)
Light travels in a straight line / Sound propagates
Light can travel in vacuum / sound cannot
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•the speed of sound waves is less than light waves
•sound waves need medium to travel but light waves do not need medium
•sound waves are transverse waves and light waves are longitudinal waves
DamanMaan:
light waves and sound waves de velocity
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