June 2015

Factors affecting erosion, transportation and deposition

By |2022-09-15T12:44:05+02:00June 19th, 2015|Notes, O Level Geography, Ordinary Level Notes, River Processes|

Laminar Flow. Image credit gjhikes.com

Laminar Flow. Image credit gjhikes.com ZIMSEC O Level Geography Notes
  • The following factors affect the river’s energy and ability to erode, transport and deposit its load.
  • Type of flow, gradient of channel, volume/discharge, cross-sectional channel shape, channel roughness.

Type of flow


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River Deposition

By |2022-09-15T12:44:06+02:00June 18th, 2015|Notes, O Level Geography, Ordinary Level Notes, River Processes|

River deposition (left bank). Image credit Panoramio.

River deposition (left bank). Image credit Panoramio. ZIMSEC O Level Geography Notes: River deposition
  • Deposition occurs when a river no longer as sufficient energy to transport its load.
  • When its velocity begins to fall and has less energy, a river’s competence (maximum size of material […]

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