Four processes of Wave Erosion Flashcards
1
Q
What are the four processes of wave erosion?
A
Hydraulic action, attrition, corrasion (abrasion), solution.
2
Q
What is hydraulic action?
A
Hydraulic action is the power from the waves as they smash into a cliff.
3
Q
What is attrition?
A
Attrition is when the rocks carried by the sea knock against each other making them smaller and more rounded.
4
Q
What is corrasion (abrasion)?
A
This is when fragments of rock get picked up and hurled by the sea at a cliff acting like erosive tools which scrape the rock.
5
Q
What is solution?
A
Solution is when rocks are dissolved by sea water (especially limestone and chalk)
