Having established that a sound wave corresponds to pressure fluctuations in the medium, what can you conclude about the direction in which such pressure fluctuations travel?A) The direction of motion of pressure fluctuations is independent of the direction of motion of the sound wave. B) Pressure fluctuations travel perpendicularly to the direction of propagation of the sound wave. C) Pressure fluctuations travel along the direction of propagation of the sound wave. D) Propagation of energy that passes through empty spaces between the particles that comprise the mediumDoes air play a role in the propagation of the human voice from one end of a lecture hall to the other?a) yesb) no
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Having established that a sound wave corresponds to pressure fluctuations in the medium, what can yo...
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