Offshore Bars Flashcards
1
Q
What are offshore bars
A
Submerged ridges of sand or coarse sediment
2
Q
Formation
A
Destructive waves erode sand from beach with strong backwash + deposit it offshore
3
Q
What do offshore bars act as (3)
A
Sediment sinks + sediment input stores
Absorb wave energy
Source of energy for sand dunes
