Coastal Processes

Question 1

What are the 6 main ways in which waves erode the coastline?

Answer 1

Corrasion (abrasion)
Hydraulic action
Cavitation
Wave quarrying
Solution (corrosion)
Attrition

Question 2

What are the 4 main processes of transportation?

Answer 2

Solution- Substances dissolve and are carried along in the water.
Suspension- Fine material, such as silt and clay, is whipped up by turbulence and carried along in the water.
Saltation- Force of the water causes large particles, such as pebbles and gravel, to bounce along the sea bed.
Traction- Very large material, such as boulders, are pushed along the sea bed by the force of the water.

Question 3

What are the methods of weathering?

Answer 3

Salt Weathering
Freeze-Thaw Weathering
Chemical Weathering
Wetting And Drying

Question 4

What are the types of mass movement?

Answer 4

Slides, material shifts in a straight line.
Slumps, material shifts with a rotation.
Rockfalls, material breaks up and falls.
Mudflows, material flows downslope.