Discordant/concordant

Question 1

what is a concordant coastline?

Answer 1

• alternating bands of hard and soft rock

- parallel to the coast

Question 2

What is a discordant coastline?

Answer 2

• alternating bands of hard and soft rock
• 90 degrees to the coast
• more erosional landforms
• different rates of erosion

Question 3

Give an example of a Discordant coast?

Answer 3

Dorset
consists of Portland limestone/ greensands
Greensand less resistant- retreats faster than limestone
Creation of a bay and headlands