Coastal landscapes Flashcards by Poppy Mcclymont

Q

Erosion:

A

Wearing away of coastline

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Q

Transportation:

A

Movement of sediment

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Q

Deposition:

A

Accumulation of sediment

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Q

Weathering:

A

Breaking down of coastal rocks

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Q

Longshore drift:

A

Sediment movement along coast

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Q

Headland:

A

Prominent land extending into sea

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Q

Bay:

A

Curved coastal indentation

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Q

Beach:

A

Sandy/pebbly coastal area

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Q

Spit:

A

Extended sand/shingle bank

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Q

Stack:

A

Isolated rock formation

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Q

Wave-cut platform:

A

Flat rocky surface at low tide

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Q

Cliff:

A

Steep rock face along coastline

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Q

Fetch:

A

Distance wind travels over water

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Q

Constructive wave:

A

Builds beach

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Q

Destructive wave:

A

Erodes coastline

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Q

Wave height:

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A

Vertical distance of wave

Q

Wave frequency:

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A

Number of waves per minute

Q

Arch:

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A

Hole through rock formation

Q

Cave:

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A

Hollow in cliff face

Q

Stump:

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A

Remaining rock after stack collapses

Q

Hydraulic action:

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A

Water’s force breaking rock

Q

Abrasion:

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A

Rock fragments scraping coastline

Q

Hard engineering:

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A

Artificial coastal defenses

Q

Soft engineering:

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A

Natural coastal protection

Groynes:

Wooden/concrete barriers

Sea wall:

Concrete barrier protecting coastline

Beach replenishment:

Adding new sediment

Managed retreat:

Allowing controlled coastal flooding

Estuary:

Tidal mouth of river

Salt marsh:

Coastal grassland

Sand dune:

Wind-formed sand mound

Mudflat:

Coastal wetland