Geography revision no.2

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True or False? Iceland is young geologically and so there aren't many useful minerals or rocks.
This is True.
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What does the word 'prediction' mean?
It means using the methods to foresee the event before it happens.
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How are volcanoes monitored?
Tiltmeters measure ground level tilt. It is measured as magma begins to rise, this can cause the ground to bulge and tilt.
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Where do they have a tiltmeter?
On the slopes of Mount St Helens.
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How are volcanoes monitored?
Seismometer is an instrument that measures ground vibrations which are caused by volcanoes.
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How are volcanoes monitored?
Gas Emission method. Its when they monitor the gases emitted through the volcanoes vent.
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What are the two types of remote sensing methods?
EDM and InSAR.
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Other cards in this set

Card 2

Front

What does the word 'prediction' mean?

Back

It means using the methods to foresee the event before it happens.

Card 3

Front

How are volcanoes monitored?

Back

Preview of the front of card 3

Card 4

Front

Where do they have a tiltmeter?

Back

Preview of the front of card 4

Card 5

Front

How are volcanoes monitored?

Back

Preview of the front of card 5
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