Coastal Zone Vocab Flashcards
Arch
A headland that has been partly broken through by the sea to form a thin-roofed arch
Attrition
The knocking together of pebbles making them gradually smaller and smoother
Backwash
The backward movement of water down a beach when a wave has broken
Bar
A split that has grown across a bay, trapping a freshwater lake or lagoon behind it
Bay
A broad coastal inlet often with a beach
Beach
A deposit of sand or shingle at the coast, often found at the head of a bay
Beach depletion
The loss of beach material eg. by offshore dredging of shingle banks
Cave
A hollowed-out feature at the base of an eroding cliff
Constructive wave
A powerful wave with a strong Swash that surges up a beach
Corrasion
The effect of rocks being flung at the cliff by powerful waves
Crest
The top of a wave
Destructive wave
A wave formed by a local storm that crashes down onto a beach and has a powerful backwash
Fetch
The distance of open water over which the wind can blow
Hard engineering
Building artificial structures such as sea walls, aimed at controlling natural processes
Headland
A promontory of land jutting out into the sea
Hydraulic power
The sheer power of the waves