Geography paper 1

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Outline the characteristics of igneous rocks?
Hard/tough, formed from cool magma, contains many interlocking crystals
1 of 7
Contrast the positions of granite and chalk on the geological time scale?
Granite is an older rock than chalk, Chalk formed - CRETACEOUS period, Granite formed - PERMIAN period
2 of 7
Outline the characteristics of Carboniferous limestone?
Formed in layers, Light grey colour, resistant to erosion, chemically weak
3 of 7
Describe the likely impact of quarrying on a area?
Possibility of jobs for people, traffic problems, Not nice to look at - machinery and dust problems
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Use a case study of a quarry to describe how the impact on the environment can be reduced?
Duns quarry = Chirnside quarry, planting hedgerows = reduce visual intrusion, time restrictions on vehicles = reduce noise, cleaning roads to reduce dust, landscaping, farming
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Describe how carbonation occurs?
Rainwater is a weak carbonic acid, rain water mixes with CO2, limestone is soluble in this weak acid, easily dissolved. Occurs especially at joints/along bedding planes.
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Describe how people use areas of two or more different rock types?
Granite - ABERDEEN = good building materials, Chalk quarry = cement for building industries, Chalk hills = sheep farming, Granite areas = water storages
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Other cards in this set

Card 2

Front

Contrast the positions of granite and chalk on the geological time scale?

Back

Granite is an older rock than chalk, Chalk formed - CRETACEOUS period, Granite formed - PERMIAN period

Card 3

Front

Outline the characteristics of Carboniferous limestone?

Back

Preview of the front of card 3

Card 4

Front

Describe the likely impact of quarrying on a area?

Back

Preview of the front of card 4

Card 5

Front

Use a case study of a quarry to describe how the impact on the environment can be reduced?

Back

Preview of the front of card 5
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