Coas Landforms Flashcards
(9 cards)
1
Q
What are constructive waves charcagteristics
A
Strong swash weak backwash
Small waves
Low wave height
2
Q
Characteristics of a destructive wave
A
Strong backwash
Weaker swash
Steep waves
3
Q
How does the sea erode material
A
Corrosion
Abrasion
Solution
Hydraulic action
4
Q
How does sea transport material
A
Traction
Saltation
Solution
Suspension
5
Q
What is longshore drift
A
The moving of sand and sediment across the beach due to the wind and waves
6
Q
In longshore drift what is angle of swash
A
Angle of the prevailing wind
7
Q
In longshore drift what is the angle of backwash
A
90 degree
8
Q
Coastal landforms from erosion eg
A
Headlands
Cliffs and wave cut platform
Caves arched and stacks
9
Q
What are headlands
A
Stretches of coastkine do not erode evenly
