Erosional landforms Flashcards

1
Q

What are headlands? (Erosion coasts)

A

Sections of the coast that protrude out into the sea

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2
Q

What are bays? (Erosion coasts)

A

A body of water surrounded by land on three sides

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3
Q

What are the sequence of formations of erosion at a cliff? (Erosion coasts)

A
  • Notch into a cave
  • Hydraulic action erodes crack into a blow hole
  • Erosion of a sea cave results in sea arch
  • Wave cut platform is the base of the original headland
  • Roof of arch collapses leaving a sea stack
  • Sea stack erodes to form a stump
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4
Q

How is a wave-cut notch and platform created? (Erosion coasts)

A
  • The sea attacks the base of the cliff forming a wave-cut notch
  • The notch increases in size causing the cliff to collapse
  • The backwash carries the rubble towards the sea forming a wave-cut platform
  • The process repeats and the cliff continues to retreat
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