the coast and liittoral zone Flashcards

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1
Q

Littoral zone

A

Wider coastal zone, shore and shallow part of the sea just offshore

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2
Q

What 4 sub-zones are in the littoral zone

A

Coast, back shore,foreshore and nearshore

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3
Q

3 ways coasts are classified

A

Geological (lithology and structure)
Impacts of sea level change (rising or falling)
Dominant coastal processes (erosion or deposition)

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4
Q

What are 2 common coastal classification distinguishes

A

Rocky or cliffed, coastal plains

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5
Q

Characteristics of a rocky coastline

A

Clear distinction between land and sea (height of cliffs). Exposure to erosive forces of sea, rain and wind created high energy coastline

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6
Q

Characteristics of coastal plains (state of what equilibrium)

A

Land slopes gently towards sea and imperceptible transition from one to the other.
Maintained in state of dynamic equilibrium deposition of sediment by river stems entering sea and sediment from offshore sources and marine erosion
Low energy coastlines

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7
Q

Dynamic equilibrium

A

Balanced state in system where inputs and outputs are balanced over time

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