Rivers and Coasts OCR GCSE Geography Some key terms from chapter 1, rivers and coasts. 2.5 / 5 based on 2 ratings ? GeographyWater and riversGCSEOCR Created by: LeahCreated on: 21-02-13 11:56 The upper level of underground water water table 1 of 15 seeping of water into soil infiltration 2 of 15 larger particles moved along a river bed bedload 3 of 15 Breaking up of rocks by the action of weather, plants, animals and chemical processes. weathering 4 of 15 erosion of the sides of a valley lateral errosion 5 of 15 where a river breaks into many distributaries before it reaches the sea. delta 6 of 15 the volume of water in a river passing a point in a given time, measured in cumecs discharge 7 of 15 a surface that allows water to pass through it permiable 8 of 15 the wearing away of rocks by the action of the sea marine-errosion 9 of 15 the movement of water down a beach by the action of gravity backwash 10 of 15 taking sediment from river or sea bed dredging 11 of 15 waves that build up beach material to create landforms constructive waves 12 of 15 wooden or concrete construction built across the beach. a type of sea defence groyne 13 of 15 the movement of material along a coastline by the action of the waves longshore drift 14 of 15 tidal wave caused by an underwater earthquake tsunami 15 of 15
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