Features of a river 0.0 / 5 ? GeographyWater and riversGCSEAQA Created by: Will246Created on: 17-12-18 08:59 Name key features of upper course of the river. Rapids. Waterfalls 1 of 7 Name key features of middle and lower course of the river. Meander. Oxbow lake. Flood plains. 2 of 7 How are rapids formed Resistant rock, less resistant rock. Water erodes less resistant rock. Then forced up and over resistant rock. 3 of 7 Key features of waterfall Resistant rock on top, makes overhang. Undercutting in less resistant rock. Plunge pool underneath. 4 of 7 How does a meander work River forced around a land formation resulting in a fast current on outside but other side has lost energy and deposition happens. 5 of 7 How is Oxbow lake formed Over time deposition in a meander separates the lake and river reconnects on a straighter route. 6 of 7 How are floodplains formed Formed by deposition during flood. Heaviest materials first lighter ones are further away from river. 7 of 7
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