A longitudinal wave is one in which the vibrations of the ... In the diagram, the compression moved from left to right and energy is transferred from left to right. The movement of the coils ...

The same terms can be used to describe longitudinal waves, but with a few important differences: Compression – a region of high pressure, where the particles are closer together than normal.

The tin can phone is a staple of longitudinal wave demonstrations wherein a human voice vibrates the bottom of a soup can, and compression waves travel along a string to reproduce the speaker in ...