January 2023

River processes: Basic Concepts

By |2022-09-15T12:44:09+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes, River Processes|

A turbulent river. Image credit jokeroo. A turbulent river. Image credit jokeroo.com ZIMSEC O Level Geography Notes: River processes:Basic Concepts.

  • Rivers are perhaps the most important denudation agent.
  • They carve channels, form valleys,transport and deposit regolith  over great distances and other material to form other types of landforms.

Terms used in describing a […]

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River transportation processes

By |2022-09-15T12:44:07+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes, River Processes|

River transportation processes. Image credit BBC. River transportation processes. Image credit BBC. ZIMSEC O Level Geography Notes: River Transportation Processes.

  • Any energy left after a river has overcome friction is used to transport sediment.
  • This energy varies directly with a river’s discharge, velocity and turbulence
  • That is if they increase the amount of […]
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