Coasts Keywords 0.0 / 5 ? GeographyCoastal zonesGCSEAQA Created by: meggybabe101Created on: 07-05-15 16:13 What is the definition of FETCH? The distance of open water over which the wind can blow. 1 of 33 What is the definition of BEACH? Deposits of sand or shingle at the coast. 2 of 33 What is the definition of CREST? The top of the wave. 3 of 33 What is the definition of SWASH? The forward movement of a wave up a beach. 4 of 33 What is the definition of BACKWASH? The backwards movement of water down the beach when a wave has broken. 5 of 33 What is the definition of CONSTRUCTIVE WAVES? A wave with a strong swash and a weak backwash, which builds up the beach. 6 of 33 What is the definition of DESTRUCTIVE WAVES? A wave with a weak swash and a strong backwash, which causes the beach to erode. 7 of 33 What is the definition of HYDRAULIC POWER? Sheer power of the waves that causes a cliff to erode. 8 of 33 What is the definition of ABRASION/CORRASION? Rocks being flung at a cliff face causing a cliff to erode leaving a sandpaper like surface. 9 of 33 What is the definition of SOLUTION (erosion)? The dissolving of rocks such as Limestone and chalk into acidic water causing them to erode. 10 of 33 What is the definition of ATTRITION? The knocking together of pebbles, making them gradually smaller and smoother. 11 of 33 What is the definition of TRACTION? Transportation of heavy particles that roll along the seabed. 12 of 33 What is the definition of SOLUTION (transportation)? The transport of dissolved chemicals. 13 of 33 What is the definition of SALTATION? A hopping movement of pebbles along the seabed. 14 of 33 What is the definition of SUSPENSION? Lighter particles carried within the water. 15 of 33 What is the definition of LONGSHORE DRIFT? The transport of sediment along a stretch of coastline caused by waves approaching the beach at an angle. 16 of 33 What is the definition of HEADLAND? A piece of land that juts out into the sea because it is resistant to erosion. 17 of 33 What is the definition of BAY? A piece of the coast that has eroded inland which often has a beach. This is due to the type of rock being easily eroded. 18 of 33 What is the definition of WAVE-CUT PLATFORM? A wide, gentle sloping rocky surface at the foot of a cliff. 19 of 33 What is the definition of WAVE-CUT NOTCH? A small dent that is cut into the cliff due to wave erosion. 20 of 33 What is the definition of CAVE? A hollowed-out feature at the base of an eroding cliff. 21 of 33 What is the definition of ARCH? A headland that has been eroded through to the other side. 22 of 33 What is the definition of STACK? A long, thin piece of rock that stands alone in the sea. 23 of 33 What is the definition of SPIT? New land made of sand or shingle, jutting out into the sea from the coast. Attached to the mainland at one end. 24 of 33 What is the definition of SALT MARSH? Low-lying coastal wetland. 25 of 33 What is the definition of BAR? A spit that has grown across a bay, joining two headlands. 26 of 33 What is the definition of HARD ENGINEERING? Building artifical structures that try to control the water such as sea walls 27 of 33 What is the definition of SOFT ENGINEERING? A sustainable approach to managing the coast without using artifical structures. 28 of 33 What is the definition of MANAGED RETREAT? Allowing controlled flooding of low-lying area where the value of land is low. 29 of 33 What is the definition of PIONEER PLANT? The first plant species to grow in an area, which is well adapted to living in a harsh environment. 30 of 33 What is the definition of VEGETATION SUCCESSION? A sequence of plant species that colonise an environment. 31 of 33 What is the definition of TOMBOLOS? A stretch of beach material that connects a island to the mainland. 32 of 33 What is the definition of SAND DUNE? A small hill of sand found at the top of a beach. 33 of 33
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