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EQ1 Coasts AS Geography > Lesson 1 > Flashcards

Lesson 1 Flashcards

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1
Q

What is a coastline?

A

The coastal zone which sediment is moved around between the land, beach and sea

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2
Q

What is the littoral zone?

A

Contains coastal sediment. Waves, currents and tides move sediment around in this zone.

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3
Q

What is the littoral zone sub divided into?

A

backshore, foreshore, nearshore and offshore.

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4
Q

What is linked to high tides and storm waves?

A

The highest sea level line

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5
Q

Where does the base of a wave first encounter friction

A

shallow offshore waters

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6
Q

What happens at the offshore?

A

The tidal range affects all parts by determining where wave action takes place

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7
Q

What 2 zones are at the nearshore?

A

Breaker zone

Surf zone

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8
Q

What processes happen at the nearshore and foreshore?

A

Deposition and erosion

Constructive and destructive

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9
Q

What processes happen at the backshore?

A

Weathering and mass movement

Sediment is deposited

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10
Q

What do low energy coastlines look like?

A

Sandy and estuaries

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11
Q

What do high energy coastlines look like?

A

Generally rocky coastlines

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12
Q

What are low energy coastlines waves?

A

Constructive

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13
Q

What are high energy coastlines waves?

A

Destructive

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14
Q

What are low energy coastline processes?

A

deposition, transport (long shore drift)

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15
Q

What are high energy coastline processes?

A

Erosion, transport and mass movement

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16
Q

At low energy coastlines what is the rate of erosion and deposition?

A

rate of deposition exceeds rate of erosion

17
Q

At high energy coastlines what is the rate of erosion and deposition?

A

Rate of erosion exceeds rate of deposition

18
Q

What landforms are created at low energy coastlines?

A

beaches, spits and coastal plains

19
Q

What landforms are created at high energy coastlines?

A

headlands, cliffs and wave cut platforms

20
Q

Where are low energy coastlines found?

A

Low land coasts

21
Q

Where are high energy coastlines found?

A

high land coats

22
Q

Example of high energy coastline?

A

Mediterranean sea

23
Q

Example of low energy coastline?

A

Atlantic coast

24
Q

Example of a discordant coastline?

A

Adriatic sea

25
Q

Example of a concordant coastline?

A

South West Ireland coastline

EQ1 Coasts AS Geography (5 decks)

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