The Formation of a Wave-Cut Platform Flashcards
1
Q
how is a wave-cut platform formed?
step 1
A
- the sea attacks the base of the cliff between the high and low water mark
2
Q
how is a wave-cut platform formed?
step 2
A
- a wave-cut notch is formed by erosional processes such as abrasion and hydraulic action - this is a dent in the cliff usually at the level of high tide
3
Q
how is a wave-cut platform formed?
step 3
A
- as the notch increases in size, the cliff becomes unstable and collapses, leading to the retreat of the cliff face
4
Q
how is a wave-cut platform formed?
step 4
A
- the backwash carries away the eroded material, leaving a wave-cut platform
5
Q
how is a wave-cut platform formed?
step 5
A
- the process repeats, the cliff continues to retreat