River processes and landforms

1

What type of erosion occurs where the power of the water forces air into gaps in the banks and weakens them so they collapse?

2

How many processes of erosion occur in a river?

3

What is it called when large stones are rolled along a river bed?

4

Why might the velocity of a river fall?

5

Which landform is found in the upper course of a river?

6

What feature is associated with a waterfall?

7

Where does most erosion occur in a meander bend?

8

What feature is formed when sediment cuts off the neck of a meander?

9

What is braiding?

10

How is material deposited at a delta?