Erosion and transportation. Flashcards
1
Q
Hydraulic action (erosion).
A
Force of water on the sides and in cracks.
2
Q
Abrasion (erosion).
A
This is the wearing away of the bank by the load of the river.
3
Q
Solution (erosion).
A
The removal of chemical ions in the rock, especially calcium.
4
Q
Attrition (erosion).
A
Is the wearing away of the load carried by the river.
5
Q
Traction (transportation).
A
Is where the load rolls and bounces along the river bed.
6
Q
Saltation (transportation).
A
Is where smaller particles or stones bounce along the river bed.
7
Q
Suspension (transportation).
A
Finer particles carried within the flow of the river without touching the river bed.
8
Q
Solution (transportation).
A
Is the most common where river run through areas of carbonate rocks and gradually remove material in solution.
