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Flashcards in Lower Course keyterms: Deck (9)
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1
Q

Deposition?

A

When rivers drop material (load) because they run out of energy.

2
Q

Floodplain?

A

The flat land either side of a river. This is the natural area for water to spill on to when the river reaches the top of its banks.

3
Q

Estuary?

A

A wide and deep feature also called the mouth of the river when it reaches the sea.

4
Q

Alluvium?

A

The fine silt deposited by a river

5
Q

River flood?

A

When a river is above normal levels and spills onto the floodplain.

6
Q

Levees?

A

Raised banks along the course of a river in its lower course.

7
Q

Mudflats?

A

Areas of mud exposed during the low tides

8
Q

Delta?

A

This depositional landform is created when the river meets the sea, slows down, loses energy and drops material forming a triangular shaped feature.

9
Q

River bluff?

A

A steep bank that is formed by river erosion on the outside of a meander.