Coastal Erosion

Question 1

What are the different processes of Coastal Erosion?

Answer 1

• Hydraulic Action
• Abrasion
• Attrition
• Solution

Question 2

Define ‘Hydraulic Action’

Answer 2

• When air becomes trapped in a joint and cracks on a cliff face

Question 3

Define ‘Abrasion’

Answer 3

• Where bits of rock and sand in waves grind down the cliff surfaces like sand paper

Question 4

Define ‘Attrition’

Answer 4

• Where waves smack rocks and pebbles on shore into eachother and break and become smoother

Question 5

Define ‘Longshore Drift’

Answer 5

• The process of where sand and pebbles are moved along a beach by the movement of waves