Coastal Landscapes Flashcards

1
Q

What are spits???

A

A sand or shingle beach that is joined by the land found when bend in coastline

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2
Q

How are spits formed???

A

They are formed by prevailing wind making swash at an angle

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3
Q

What is sliding???

A

Is when large amount of rock soil or mid slides down the cliff face

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4
Q

What is rockfall???

A

Is when the rock losses contact with the cliff face and fall at the bottom they cause a scree slope

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5
Q

Constructive waves???

A

They are found in sheltered bays and spits. They have a stronger swash then backwash

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6
Q

Destructive waves???

A

Are found in more exposed bays. They have a stronger backwash then swash

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7
Q

Chemical weathering???

A

Is caused by a chemical reaction when rainwater hits rock and decomposes it or eats it away

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8
Q

Mechanical weathering

A

Results in rocks disintegrated and is normally associated with extreme temperatures

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9
Q

Slumping???

A

Is when material is rotated backwards into the cliff face

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10
Q

Abrasion

A

Is when destructive waves have enough energy to hurl sand and shingle resulting in scratching and scraping of the rocks surface

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11
Q

Attrition

A

Happened’s when the sediment is moving it erodes the jagged edges to make them smooth

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12
Q

Hydraulic action

A

Is when destructive waves pound at the base of the cliff causes huge chunks to fall of due to the pressure

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