Coastal Transportation and Deposition Flashcards
What is the zig-zag movement of material along the shore by wave action called?
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Longshore drift
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What is the zig-zag movement of material along the shore by wave action called?
What is traction?
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Traction – large pebbles and boulders are rolled along the seafloor.
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What is traction?
Give three conditions that lead to coastal deposition happening.
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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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Give three conditions that lead to coastal deposition happening.
What is coastal transportation?
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The movement of sediment and beach material through wave action.
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What is coastal transportation?
What is longshore drift also known as?
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Littoral drift
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What is longshore drift also known as?
