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| Description: Wave Erosion Caused by Wave impact and pressure Breaks down rock material and supplies sand to beaches Abrasion – sawing and grinding action of water armed with rock fragments Sand Movement on the Beach Beaches are composed of whatever material is available Some beaches have a significant biological component Material does not stay in one place Wave energy moves large quantities of sand parallel and perpendicular to the shoreline Shoreline Processes Wave refraction Bending of a wave Wave arrives parallel to shore Results Wave energy is concentrated against the sides and ends of headland Wave erosion straightens an irregular shoreline Picture Stats: Views: 251 Filesize: 1.38MB Height: 589 Width: 1398 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=39699 |