Features of waves Geography GCSE AQA Coastal Zone

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features of a constructive wave - one that creates a beach 

Key descriptive words for them : surging and flat

  • low frequency 6/8 per min
  • strong swash ( up the beach movement ) and weak back wash ( movement down the beach)
  • needs a lot of energy to pick up sediment from a large fetch 
  • low wave height
  •  beach gradient created low angle - the are low…

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