Processes Of Coastal Erosion

Question 1

Abrasion

Answer 1

When waves throw material against a cliff face to wear it down

Question 2

Solution

Answer 2

Salt and chemicals in the water dissolve soft rocks such as limestone and chalk

Question 3

Hydraulic Action

Answer 3

The power of waves hitting a coastline forces water and air into cracks, causing the cracks to widen and split

Question 4

Attrition

Answer 4

Material in the surf is worn down by being constantly tumbled against itself

Question 5

Longshore drift

Answer 5

A tide or current that flows along the coast taking material with it