Constructive waves: Operate in calm weather, Are less powerful waves, Break on the shore, depositing material to build up beaches, Responsible for transporting material, Tend to build beaches, Swash is stronger than backwash, Have a long wavelength (are far apart), Have a low wave height and are less steep , Waves are low and gentle , Are less frequent (break at a rate of 5-9 waves per minute), More common in summer, Waves are long in relation to their height, Destructive waves: Operate in windy/ stormy conditions, Created from big strong waves when the wind is strong and has been blowing for a long time, Occur when wave energy is high and the wave has travelled over a long fetch, Remove material from the coast, Tend to erode/ destroy the coast , Backwash is stronger than swash, Have a short wavelength, Are high and steep, More frequent (break at a rate of over 15 waves per minute), Remove sediment from cliffs and beaches, More common winter,

Constructive vs Destructive Waves

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