Wave energy reduces leading to material being deposited.

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Any three from:

• Waves enter an area of shallow water/waves enter a sheltered area, eg a cove or bay
• There is little wind
• A river or estuary flows into the sea reducing wave energy
• There is a good supply of material and the amount of material being transported is greater than the wave energy can transport.

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Beach material is bounced along the seafloor.

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Coastal transportation involves material being transported by the sea being deposited or dropped.

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The movement of sediment and beach material through wave action.

Find out more about coastal transportation.