The UK'S evolving physical landscape Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is igneous?

A

Made from magma eg. granite

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2
Q

What is sedimentary?

A

Compressed sediment eg. clay or limestone

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3
Q

What is metamorphic?

A

Igneous or sedimentary rock changed by heat or pressure

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4
Q

What happened to the top half of the UK during the Ice Age?

A

It was glaciated- ice pressed down on the landscape and eroded it in distinctive ways

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5
Q

What happened to the bottom half of the UK during the Ice Age?

A

It was not covered in ice sheets but it was heavily influenced by glacial deposition

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6
Q

What is chalk like?

A

It is very strong and permeable so it forms cliffs when it occurs at coastlines

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7
Q

Where chalk found?

A

Only in lowland Britain

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8
Q

Where is clay found?

A

All over Britain

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9
Q

What is clay like?

A

It is weak and impermeable

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10
Q

What are clay landscapes like?

A

They are wide, flat plains with lots of lakes, streams and rivers

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11
Q

What is granite like?

A

It is very hard and resistant to erosion but is susceptible to chemical weathering

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12
Q

Why are granite landscapes badly drained?

A

Because granite is impermeable

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13
Q

What are some features of granite landscapes?

A

Tors- towers of granite chemically weathered into blocks

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14
Q

In lowland landscapes how has the landscapes been formed?

A

By the cations of rivers as the rivers have meandered and they have eroded a wide valley between low hills

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15
Q

What do the rivers transport? LL

A

They transport silt eroded from the chinned; sow hen there is prolonged rain they flood depositing silt to form floodplains

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16
Q

What is Stickle Torn? UL

A

A post glacial feature- it is where a glacier formed during the Ice Age creating a corrie

17
Q

What does weather of rocks lead to? UL

A

Rock fragments breaking off and falling to the base of the cliff to form a scree slope

18
Q

What does the high precipitation of Lake District mean? UL

A

There is lots of surface drainage over the impermeable rocks- lots of streams

19
Q

What does the valley floor reveal? UL

A

It is flat and steep sides reveal that the U-shaped valley was created by a glacier

20
Q

What are drainage ditches built for?

A

To drain water away from low-lying agriculture to allow crops to grow

21
Q

Why have tees been cleared?

A

To make way for agriculture

22
Q

What have UK upland landscapes done?

A

They have planted tees, often in straight rows to make forestry processes easier

23
Q

The UK would naturally covered by deciduous woodland, why is it not?

A

Some UK landscapes feature conifer plantations, which have been planted for timber productions and are very distinctive

24
Q

Why are river meanders good?

A

Good defensive locations

25
Q

Where are fishing villages located?

A

On sites with natural harbours

26
Q

Why are springs good?

A

They gave people reliable freshwater

27
Q

What happened as settlements grew?

A

They took over the landscapes so now in big cities many rivers and streams run in tunnels underground