Long shore drift

Question 1

What is long shore drift?

Answer 1

Long shore drift is the movement of material

along a beach.

Question 2

What structure is used to prevent beaches being destroyed by LSD?

Answer 2

Groynes

Question 3

Explain how long shore drift works

Answer 3

Long shore drift is a process of transportation that shifts eroded material along the coastline. It is caused by a prevailing wind coming from the South West which causes a swash and backwash at an 45 degree angle. Swash carries material up a beach and backwash carries material back down a beach. The material is transported in a zig zag pattern/