Restless Earth-Geography UNIT 1

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What is the name of the centre of the earth?
The core
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What are the names of the two types of crust?
Oceanic and Continental crust
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Which crust is thicker and less dense?
Continental Crust
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What plate margin is a fold mountain formed on?
Destructive plate margins
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Ridges and Shield Volcanoes are formed by...
By the build up of magma
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A conservative plate is when....
Plates slide past eachother
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Earthquakes can occur when
build up pressure forces plates unstuck
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The Alps, Himalayas and Andes are all examples of
Young fold mountains
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Why are ocean trenches not very useful to us?
They are too deep for humans to be able to reach the ocean floor
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Iceland is sitting on a.....
Constructive plate margin
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Shield volcanoes have what types of lava?
Runny lava
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Shield volcanoes
Have gentle slopes and a wide base
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A super-volcanoes eruption is
1000 times bigger than normal volcanoes
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An example of a shield volcano is...
Surtsey island, near Iceland
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Other cards in this set

Card 2

Front

What are the names of the two types of crust?

Back

Oceanic and Continental crust

Card 3

Front

Which crust is thicker and less dense?

Back

Preview of the front of card 3

Card 4

Front

What plate margin is a fold mountain formed on?

Back

Preview of the front of card 4

Card 5

Front

Ridges and Shield Volcanoes are formed by...

Back

Preview of the front of card 5
View more cards

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