Rivers - Transportation

Question 1

Traction

Answer 1

Large stones and boulders are rolled along the river bed by water moving downstream. It only happens at times of high discharge.

Question 2

Saltation

Answer 2

Small stones bounce long the channel bed.

Question 3

Suspension

Answer 3

Very small particles of sand and silt are carried along by the flow of the river.

Question 4

Solution

Answer 4

Dissolved minerals are transported within the mass of the moving water.