Constructive wave - A wave that has a strong swash and a weak backwash, Destructive wave - A wave that has a strong backwash and a weak swash, Swash - The forward movement of waves that adds material to the beach, Backwash - The backward movement of waves that removes material from the beach, Fetch - The distance that a wave travels, Hydraulic action - The impact of water against the coastline that weakens the rock, Abrasion - When rocks in the waves hit against the cliff to break it down, Attrition - Rocks that hit against each other in the water to breakdown into smaller rocks, Solution - When some rocks like limestone dissolve in the seawater, Longshore drift - The movement of material down the beach due to the direction of prevailing wind, Headlands and bays - Alternating bands of hard and soft rock, Chemical weathering - Weathering that affects the rocks mineral composition, for example, acid rain, Mass movement - The movement of large pieces of the cliff due to weathering, Biological weathering - The wearing down of rocks due to animals and biotic life,

Year 10 - Coasts Revision HWK

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