geography revision help: Rivers
- Created by: Ellie!
- Created on: 02-02-20 15:37
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- Geography Revision: Rivers
- types of erosion
- abrasion; when rocks and pebbles grind along a rock platform; like sandpaper
- Attrition; when pebbles wear each other away
- solution; alkali rocks such as limestone dissolve in acid rainfall
- hydraulic action; fast flowing water gets into cracks in the banks/bed and over time breaks away
- types of transportation
- traction
- saltation
- suspension
- solution
- source; is the start of the river
- mouth is where the river meets the sea
- types of erosion
- three main courses of the river are the upper middle and lower
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