Fluvial processes

Question 1

What are the four transportations of the fluvial processes?

Answer 1

Traction: Heaviest material rolled across the bed.

Solution: Some minerals dissolve in water and are carried away.

Saltation: Small particles that bounce across the bed.

Suspension: Small minerals that are carried by turbulent seas.

Question 2

Why does deposition occur?

Answer 2

Due to a change in velocity, discharge or gradient.