Properties of a Wave 0.0 / 5 ? GeographyWater and riversWeather and climateGCSEWJEC Created by: Caitlin WardCreated on: 01-03-14 21:19 Fetch Fetch is the distance a wave travels from one coast to another. It depends on the prevailing wind, which is NE/SW in the United Kingdom. 1 of 7 Destructive Waves Created in stormy conditions Wind is powerful and creates big waves Wave is high Short wavelength Long Weak swash Strong back Dominant process: EROSION 2 of 7 Constructive Waves They are created in calmer weather They are less powerful They deposit material Swash stronger than backwash Long wavelength Low wave Dominant process: DEPOSITION 3 of 7 Attrition When the load bangs against itself or the bottom of the seabed Eroding away Base of river will become eroded and become wider and deeper 4 of 7 Abrasion Scraping against rocks Smoothed by load 5 of 7 Solution Salt dissolves rocks Structure will break down Rust will occur on metals 6 of 7 Hydraulic Action Air pressure causes water to force into cracks in the rock Erosion by water 7 of 7
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