Physics for IGCSE & O level - Waves And Sounds (Section 7 - No. 41)
Which of the following correctly describes a transverse wave?
The disturbance is parallel to the direction of wave travel.
The disturbance is perpendicular to the direction of wave travel.
The wave does not transport energy.
The wave requires a medium and can't travel in vacuum.
Explication
In a transverse wave, the disturbance is perpendicular to the direction of travel.