Development of Hard Rock Flashcards
1
Q
what is needed for development of hard rock?
A
- high energy destructive aves
- no beach to absorb wave energy
- high weathering rates
2
Q
What are the inputs?
A
Waves
3
Q
What is the output?
A
Wave cut platform?
4
Q
Whar is the store?
A
Cliff
5
Q
What is the flow?
A
Corrosion
6
Q
Give example of hard rock
A
Chalk limestone
Old harry cliffs,, Dorset
7
Q
Step 1
A
- Sub aerial = weathering process weaken upper cliff
- marine process crate wave c
- upper cliff has no support and falls (Mass movement)
8
Q
Step 2
A
Processes continue
9
Q
Step 3
A
Cliff moves back
10
Q
why is the wave cut platform sloped?
A
- exposed longer and eroded more
11
Q
What does the sloped wave cut platform do to the wave energy?
A
- lessen as its sloped and rough
