Sound waves do not travel in vacuum because ___________________?
(A) they are transverse waves
(B) they are stationary waves
(C) they require material medium for propagation
(D) they do not have enough energy
Sound waves do not travel in vacuum because ___________________?
(A) they are transverse waves
(B) they are stationary waves
(C) they require material medium for propagation
(D) they do not have enough energy
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