Surf's Up: A Wind Wave's Journey  

The typical ocean wave is actually a surface gravity wave, also known as a wind wave. While the notion that most waves are generated by wind blowing over the ocean surface is fairly straightforward, a wave's exact point of origin is often much less ...
Subject: waveform
Transcript: wind, or the air, and the water That produces the waveform. [guza:] depending on the strength of the wind And how long the wind blows for and the area