Physics for IGCSE & O level - Waves And Sounds (Section 6 - No. 1)
What is the relationship between the speed of a wave and the medium it travels through?
The speed of the wave does not depend on the medium.
The speed of the wave depends on the medium.
The speed of the wave is always the same.
The speed of the wave only depends on its amplitude.
Giải thích
The speed of the wave depends on the medium it travels through.