River Landforms (OCR GCSE Geography B (Geography for Enquiring Minds)): Flashcards
📚Flashcards
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Practise the cards
10 cards from this deck
Source of a river
Source of a river
Starting point, usually in upland areas
Mouth of a river
Mouth of a river
Where river flows into sea or lake
Vertical erosion
Vertical erosion
Downward erosion; river cuts into bed, deepening valley
Lateral erosion
Lateral erosion
Sideways erosion; river erodes banks, widening valley
Upper course channel features
Upper course channel features
Narrow and shallow with rapid flow
Lower course main process
Lower course main process
Deposition
How waterfalls form
How waterfalls form
River over hard & soft rock; soft erodes faster
Where river flows fastest in meander
Where river flows fastest in meander
Outside of bends (outer bend)
Ox-bow lake
Ox-bow lake
Curved lake formed when meander cut off from main river
Flood plain
Flood plain
Wide flat area by river; formed by repeated flooding