Erosion and transportation Flashcards
(7 cards)
1
Q
What is attrition
A
Rocks braking each other down
2
Q
What is abrasion?
A
Rocks carried along the river and break down the banks
3
Q
What is hydraulic action?
A
Force of the river against the bank can cause air to be trapped. The pressure weakens the rocks resulting in erosion
4
Q
What is solution?
A
Small particles are dissolved into their river and carried along
5
Q
What is suspension
A
Fine light material carried along
6
Q
Saltation
A
Small pebbles and rocks bouncing along the river bed in a frog leap motion/ stop start
7
Q
What is traction?
A
Large boulders and rocks rolled along the river bed
