Transportation and Deposition

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  • Created by: caits
  • Created on: 07-04-14 11:58

Waves can be destructive or constructive

Destructive waves - Waves are high energy. They erode and remove material from the beach

(http://www.geography.learnontheinternet.co.uk/images/coast/destructivewaves.gif)

Constructive waves - Waves are low energy. They push sand and pebbles onto the coast to form beaches

(http://www.geography.learnontheinternet.co.uk/images/coast/constructivewaves.gif)

Longshore Drift - material (sand + pebbles) is moved along the coast by longshore drift

The waves break at an angle to the coast, pushing the sediment up the beach by swash then dragged back down by backwash. This moves the…

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