A sound wave is travelling from East to West. In which direction do the molecules in the air move?

A sound wave is travelling from East to West. In which direction do th

1.	A sound wave is travelling from East to West. In which direction do the molecules in the air move?
A.	East to West
B.	West to East
C.	North to South
D.	South to North
Answer» B. West to East

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A sound wave is travelling from East to West. In which direction do the molecules in the air move?

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