Waterfalls Flashcards
1
Q
What is the first process of making a waterfall
A
A river meets a land of softer rock.
2
Q
What is the 2nd process of forming a waterfall
A
The underlying softer rock is undercut
3
Q
What is the 3rd process of forming a water fall?
A
Abrasion and hydrochloric action cause this undercutting
4
Q
4th process?
A
The harder rock is left unsupported and collapses into the plunge pool.
5
Q
5th process?
A
This process is repeated causing the waterfall to retreat upstream forming a gorge.
