Question

why is sound wave known as longitudinal wave​

Answer 1

ANSWER:

Sound waves in air (and any fluid medium) are longitudinal waves because particles of the medium through which the sound is transported vibrate parallel to the direction that the sound wave moves.

Answer 2

Answer:

particle of medium through which the sound is transported vibrate parallel to the direction the sound wave moves. these back and forth vibration are imparted to adjacent neighbors by particle to particle interaction