Our changing coastline keywords

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A wall with a curved lip to deflect the force of the wave & direct sediment away from sea front.
Recurved sea wall
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Sand & pebbles that have been thrown up above high water mark.
Beach
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What is left when a stack is eroded e.g. old Harry's wife
Stump
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Flat rocky platform base of the cliff exposed at low tide shows where cliffs once were...
Wave cut platform
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An indentation at foot of the cliff caused by wave erosion...
Wave cut notch
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Steel mesh cages filled with rocks to absorb and dissipate wave energy...
Gabions
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Honey comb type structure that absorbs wave energy...
Revetments
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Artificial wooden or stone structure cut into the sea to reduce long shore drift...
Groynes
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Sand/ pebbles build a beach across a bay or estuary by long shore drift...
Spit
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A steep sided rock pillar left after an arch collapses e.g. old harry
Stack
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Man made structures made to protect the coast...
Hard engineering.
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Large boulders on the beach which absorb wave energy (rock armour)
Rip Rap
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Part of the coast that sticks out into the sea found where harder rocks are near to softer rocks that forms bay...
Headland
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Huge banks of sand that build up at the back of a sandy beach when the sand becomes trapped, vegetation grow...
Sand dunes
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Opening through a headland cut by waves...
Arch
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A hollow in the side of a cliff formed by erosion...
Cave
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Near vertical rock face that is next to the sea...
Cliff
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Where beach material is moved by the sea: traction, saltation, suspension and solution...
Transportation
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Water that moves down the beach...
Backwash.
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Water that moves up the beach...
Swash.
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Distance wind has travelled over sea before reaching the coasts...
Fetch
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Small particles of sand and mud are carried in the moving water, making water look brown, water is in container sediment sinks...
Suspension
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Minerals such as calcium dissolved by acids in the water cannot be seen if water evaporated deposits left behind...
Solution
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Small stones are picked up by the water and b ounce their way along the sea bed...
Saltation
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Where large boulders are rolled along by the force of the moving water...
Traction.
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Cliff faces worn away by sand pebbles carried by the waves...
Abrasion
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Sheer force of waves loosens rocks, cliffs by forcing open cliffs...
Hydraulic action.
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Coastal transport process by which sand pebbles are moved along a beach by waves...
Longshore drift
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Sheer force of the water hitting cliffs...
Wave pounding.
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Other cards in this set

Card 2

Front

Sand & pebbles that have been thrown up above high water mark.

Back

Beach

Card 3

Front

What is left when a stack is eroded e.g. old Harry's wife

Back

Preview of the front of card 3

Card 4

Front

Flat rocky platform base of the cliff exposed at low tide shows where cliffs once were...

Back

Preview of the front of card 4

Card 5

Front

An indentation at foot of the cliff caused by wave erosion...

Back

Preview of the front of card 5
View more cards

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