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Geog Revision River Landforms > Deltas > Flashcards

Flashcards in Deltas Deck (6)
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1

What forms a delta

Deposition- when deposition exceeds the rate of sediment removal. (They are made of three types of deposition- top set, bottom set and fore set)

2

What are the three shapes of delta

Arcuate, cuspate and bird's foot (vegetation can occur in all)

3

Where are deltas located

At the mouth of a river

4

Diagram of deltas

In folder

5

Delta example

Mississippi- small tidal waves and weak currents, large sediment load.
Was originally a birds foot delta, doesnt change any more

6

What is a delta

A landform that forms at the mouth of a river, where the river flows inti an ocean, sea, estuary, lake or reservoir