Lower course landscape 1 (Edexcel GCSE Geography A): Quizzes
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10 questions from this quiz
Which three landforms are created by deposition in the lower course of a river?
Which three landforms are created by deposition in the lower course of a river?
Floodplains, levées & point bars
What is a floodplain?
What is a floodplain?
Broad, flat land either side of river
Why are floodplains some of the most fertile agricultural areas in the world?
Why are floodplains some of the most fertile agricultural areas in the world?
Nutrient-rich sediment from flooding
What is the name given to the enormous amounts of sediment carried by lower course rivers?
What is the name given to the enormous amounts of sediment carried by lower course rivers?
Alluvium
What causes a river to deposit sediment during flooding?
What causes a river to deposit sediment during flooding?
Velocity drops so it loses energy
During levée formation, which sediment is deposited first as the river overflows?
During levée formation, which sediment is deposited first as the river overflows?
The heaviest sediment
What are levées?
What are levées?
Natural raised embankments by rivers
Where do point bars form?
Where do point bars form?
On inside bends of meanders
Why does sediment get deposited on the inside bend of a meander to form a point bar?
Why does sediment get deposited on the inside bend of a meander to form a point bar?
Current is slow so has low energy
What landscape feature indicates a floodplain when studying river photographs?
What landscape feature indicates a floodplain when studying river photographs?
Wide, flat areas beside the river