How do particles in a medium oscillate in a longitudinal wave?
Choose only ONE best answer.
A
Perpendicular to the wave propagation
B
Parallel to the wave propagation
C
Randomly
B
Parallel to the wave propagation
Choose only ONE best answer.
A
Perpendicular to the wave propagation
B
Parallel to the wave propagation
C
Randomly
Parallel to the wave propagation