How do Arches caves and Stumps form ? Geography AQA GCSE

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How do Caves form ?

  • firstly a head land ( a bit of land jutting out to sea) will be eroded through corrasion and hydraulic action and this will form cracks which are able to be exploited by the sea even more
  • after time these cracks will be widened through these processes and the rocks around it removed and after a very long time this will form  a cave #

How do arches form from caves then?

  • the two previous types of erosion simply continue on until they have punched a hole in the back of the cave - what is left is called an arch
  • this will get bigger and bigger and as…


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