Figure 1 shows the distribution of air particles as a longitudinal sound wave passes from left to right.
Which arrow, A, B, C, or D, represents a distance of exactly one wavelength?
A
B
C
D
Figure 1 shows the distribution of air particles as a longitudinal sound wave passes from left to right.
Which arrow, A, B, C, or D, represents a distance of exactly one wavelength?
A
B
C
D