Geography- Unit1

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  • Created by: lucy
  • Created on: 27-01-13 17:22
Atmosphere
The layers of gases/air around us
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Hydrosphere
The layer of water.
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Basalt
A dark coloured volcanic rock. Molten basalt spreads rapidly and is widespread. Found in oceanic crust.
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Granite
A low density igneous rock found in continental crust
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Biosphere
The very thin layer of living things on the crust.
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Asthenosphere
The upper part of the Earth’s mantle where the rocks are more fluid
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Convection Currents
Circulating movements of the magma in the mantle caused by the heat of the core
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Magnitude
The size of an earthquake
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Oceanic Crust
Part of the crust made from dense basaltic rocks
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Plate Margin
Boundary between 2 tectonic plates
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Prediction
Forecasting future changes
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Response
The way in which people react to a situation e.g. an earthquake
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Tectonic hazards
Threats posed by earthquakes, volcanoes etc
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Core
Central part of the Earth consisting of a solid inner core made of iron and a more fluid outer core made of nickel
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Continental Crust
Part of the crust made from less dense granitic rocks
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Primary Effects
Immediate effects or impacts of a disaster e.g. mud flows, lava flows
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Secondary Effects
The after effects of a disaster e.g. disease spreads due to dirty water, loss of economy due to destruction of businesses
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Other cards in this set

Card 2

Front

Hydrosphere

Back

The layer of water.

Card 3

Front

Basalt

Back

Preview of the front of card 3

Card 4

Front

Granite

Back

Preview of the front of card 4

Card 5

Front

Biosphere

Back

Preview of the front of card 5
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