Question text
20 A longitudinal wave passes along a spring. The coils of the spring vibrate from side to side. The diagram shows the positions of the coils at one particular time. W X Y Z Which positions are one wavelength apart? A W and X B W and Z C X and Z D Y and Z
20 A longitudinal wave passes along a spring. The coils of the spring vibrate from side to side.
The diagram shows the positions of the coils at one particular time.
W X Y Z
Which positions are one wavelength apart?
A W and X B W and Z C X and Z D Y and Z
Select your answer: