Definitions Flashcards

1
Q

Littoral Zone (2)

  • The ________________
  • Consists of _____________________________________
A
  • The wider coastal zone
  • Consists of backshore, foreshore, nearshore and offshore
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2
Q

Cliff Profile (3)

  • The ___________ of ________
  • As well ____________
  • Such as ______________
A
  • The height and angle of a cliff face
  • As well as its features
  • Such as wave-cut notches
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3
Q

Coastal Accretion (4)

​- The ______________ at _______

  • And the ___________ of the coastline, _____________
  • Often involves _______________
  • being ________________
A
  • The deposition of sediment at the coast
  • And the seaward growth of the coastline, creating new land
  • Often involves sediment deposition
  • Being stablised by vegetation
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4
Q

Dynamic Equilibrium (4)

  • The ____________ of _________
  • When _________________ over time
  • By ________________
  • The system ____________ and ______________
A
  • The balanced state of a system
  • When inputs and outputs balance over time
  • By a process of feedback
  • The system adjusts to changes and equilibrium is regained
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5
Q

Low Energy Coast (6)

  • ______________ with __________
  • And _____________
  • Resulting in ______________
  • And therefore a ___________________
  • Meaning ___________ rather than _______
  • Landforms include ____________________
A
  • Sheltered coasts with limited fetch
  • And low wind speeds
  • Resulting in constructive waves
  • And therefore a swash stronger than backwash
  • Meaning material is deposited rather than eroded
  • Landforms include beaches, sand dunes and spits
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6
Q

High Energy Coast (6)

  • ______________ with __________
  • And _____________
  • Resulting in ______________
  • And therefore a ___________________
  • Meaning ___________ rather than _______
  • Landforms include ______________________
A
  • Exposed coasts with long wave fetches
  • And high wind speeds
  • Resulting in destructive waves
  • And therefore a backwash stronger than swash
  • Meaning material is eroded rather than deposited
  • Landforms include wave-cut platforms, cliffs and stacks
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7
Q

Alluvial Coast (5)

A
  • Also known as coastal plains
  • The land gradually slopes towards the sea
  • Across an area of deposited sediment
  • With sand dunes and mud flats being the most common examples
  • Low-energy environment
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8
Q

Sub-Aerial Process (4)

A
  • Land based processes
  • A combination of weathering, mass movement and surface runoff
  • Likely to be more important when cliffs are made of less resistant rocks
  • Such as shale or clay
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