Sound waves travel through different types of matter, including liquid water. Importantly, the movement of ocean water can ...

In this video, the Surfing GB team help demonstrate the different types of waves ... waves are transverse waves with a wide range of properties and uses. Sound waves are longitudinal waves.

Crucially, the sound ... at slightly different frequencies — one at 40,000 Hz and one at 39,500 Hz, for example. When they intersect, the crossing beams generate a new sound wave equal to ...