15 terms

Coastal Processes, Coastal Landforms

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Terms in this set (...)

Constructive wave
Created in calm water and less powerful than destructive waves. They break on the shore and deposit material, building up beaches. They have a stronger swath than backwash. They have long wavelength and are low in height.
Destructive wave
Created in storm conditions . Occur when wave energy is high and the wave has traveled over a long fetch. They tend to erode the coast. They have a stronger backwash that swash. They have a short wave length and are high and steep.
Swash
Waves that travel up the beach from the ocean.
Backwash
Waves that travel from the beach back in to the ocean.
Longshore drift
the movement of sand and other materials along the shore
Deposition
the laying down of material carried by rivers, wind, ice, ocean currents and waves
Estuary
The mouth of a river where the saltwater meets the freshwater.
Tide
the daily rise and fall of the ocean and its inlets, due to the attraction of the moon and sun
Arch
Beaches
Cave
Cliff
Headland
Spits
Stack

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