Coasts 4.5 / 5 based on 4 ratings ? GeographyCoastal zonesGCSEAQA Created by: lucyCreated on: 30-04-13 08:59 what are waves caused by? wind and friction 1 of 11 what is the fetch the amount of open water over which the wind can blow 2 of 11 if the wave is very powerfull is the fetch longer or shorter longer 3 of 11 what is the crest the top of the wave 4 of 11 what is the trough the lowest point of the wave 5 of 11 there are 2 types of waves. what are they? constructive waves and destructive waves 6 of 11 what is it callled when the waves go up the beach swash 7 of 11 what is it called when the waves go back down the beach backwash 8 of 11 what wave is it when the swash is more powerful than the backwash constructive 9 of 11 what are the two things that erode coastlines sea and weather 10 of 11 what are the 3 types of weathering? physical, chemical and biological 11 of 11
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