- 17.1: Waves
- Waves form on the ocean and on lakes because energy from the wind is transferred to the water. The stronger the wind, the longer it blows, and the larger the area of water over which it blows (the fetch), the larger the waves are likely to be.
Thumbnail: The Cliffs of Moher, on the Atlantic coast of County Clare in Ireland, looking north from Hag's Head towards O'Brien's tower. (CC-SA-BY; Gdr).