how many types of waves are there?, 1, 2, 4, 6, 28, 3, What are the 2 types of waves, destructive, wind, slow, quick, constructive, shallow, what are groynes used for?, take away beach materials, help you walk, protect and control beach material, makes the beach longer, stop fish from going to the beach, stops people throwing litter, how are sediments transported up a beach, a plane, due to the swash taking the sediments, litter pickers, people, the backwash, animals, what is longshore drift?, a process of erosion, the waves take litter away, a process of transportation, a process of deposition

Waves

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