geography 0.0 / 5 ? GeographyWater and riversGCSEWJEC Created by: Lewys ThomsonCreated on: 03-05-16 16:40 Can you name the three main processes in water and an example of each? Erosion, hydraulic action, Transport, suspension & solution, Deposition, low energy conditions. 1 of 10 What two things are done in terms of water are done to form an ox bow lake? Erosion and deposition. 2 of 10 in a river where is the area of fastest flow, deep water or shallow water? The deep end on the outside of a corner. 3 of 10 How is an ox bow lake formed? an ox bow lake is formed over a long period of time through erosional processes. 4 of 10 What are th three main courses in a river? upper course, middle course and lower course. 5 of 10 Can you give an example of an upper middle and lower course in a river? upper = waterfalls or gorges. middle = meanders or ox bow lakes. lower = floodplains or levees 6 of 10 What are thevtwo types of defence against water and flooding? soft engineering, flood walls dams, widen river. soft engineering, removing trees, flood warnings, beach replenishment. 7 of 10 How has Niagara falls had a positive impact in the local area? it is a large tourist attraction, this creates more jobs for local people. 8 of 10 How has the Boscastle river had a negative effect of the local people? it has caused flood damages costing a large amount of money, it has risen insurance costs along with the closure of many buisnesses. 9 of 10 What is a floodplain? a floodplain is an area of land that floods when the velocity of a river increases. 10 of 10
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