fetch - The distance over which wind has blown to create waves on the sea. The greater this is then the larger the waves., wave-cut notch - A slot with overhanging rocks that has been cut into the bottom of a cliff by wave action., mass movement - When soil, rocks and stones slip, slide or slump down a slope. Some is slow like soil creep and some is quick e.g. a rock fall., wave-cut platform - A coastal landform made of rocky shelf in front of a cliff. It is caused by erosion and left by the retreat of a cliff., rock fall - The sudden collapse of rocks from a cliff or steep slope., landslide - Sudden collapse of a hillside under its own weight. , slumping - Gradual collapse of a hillside under its own weight. It sometimes occurs where an unconsolidated rock glides over an impermeable type of rock such as clay., unconsolidated - A rock that is only loosely compacted and not properly glued together., gulleys - Narrow V-Shaped channels cut by running water on steep slopes., sea arches - Natural arch-shaped features in cliffs on the coastline that are formed by the erosion of a cave in a headland., stacks - Natural features of an eroded cliff landscape. They are formed by the collapse of a sea arch., longshore drift - A process by which beach material is moved along the coast., backwash - The flow of water back into the sea after a wave has broken on the beach., swash - Flow of water up the beach as a wave breaks on the shore., offshore bar - A feature on the sea bed formed by the deposition of sand., spit - A coastal landform formed by the deposition of sediment in a low mound where the coastline changes direction e.g. the mouth of a river., storm beach - A steeply sloping beach formed by strong waves throwing pebbles into a steep ridge at the top of a beach during a storm., groyne - A form of coastal management which traps sediment moving via LSD to create a beach., headland - cliff landform in resistant rock types,

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