Rivers and Landscapes - River Landforms 0.0 / 5 ? GeographyRock landscapes and processesWater and riversGCSEEdexcel Created by: BCDMCreated on: 27-03-21 11:41 What is a channel? A groove in which a river flows in a valley base 1 of 15 What is the most efficient channel? Semi-Circular; Twice as wide than deep 2 of 15 What is the wetted perimeter? The area that is touched by water 3 of 15 What does water have to overcome to move? Friction 4 of 15 What does changes to the channel affect? The shape of the valley 5 of 15 What is the channel's long profile? From the source to the mouth 6 of 15 What is River (fluvial) Erosion? The wearing away and removal of material from the channel. 7 of 15 What are interlocking spurs? Fingers of land around which rivers flow 8 of 15 What are waterfalls? The sudden steepening in the course of a river 9 of 15 What is a Gorge? steep-sided sections of a valley downstream 10 of 15 What are meanders Well-developed river bends caused by lateral erosion and deposition 11 of 15 What is an oxbow lake? A cut off meander 12 of 15 What is a floodplain? The side of a river channel made by alluviam 13 of 15 What are levees? Raised areas of coarse material to prevent flooding 14 of 15 Estuaries Tidal river mouths, found just before the mouth of a river 15 of 15
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