Earthquakes

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Earthquake
Tremors in the ground caused by pressure in plate movement
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Focus
The point underground where an earthquake hits
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Epicentre
The point aboveground directly above the focus
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Shock waves
The waves of movement from the focus
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Liquefaction
When the ground is shaken so much it behaves like a liquid
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Richter scale
A measure of the magnitude of an earthquake, that is logarithmic
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Magnitude
How powerful an earthquake is
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Logarithmic
The way the numbers in the richter scale increase - so a magnitude of 6 is 10 times more powerful than magnitude of 5, and a magnitude of 7 is 100 times more powerful than a magnitude of 5
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Mercalli scale
A measure of the effects of an earthquake, ranging from 1-12 and based on eye witnesses and photos
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Other cards in this set

Card 2

Front

The point underground where an earthquake hits

Back

Focus

Card 3

Front

The point aboveground directly above the focus

Back

Preview of the back of card 3

Card 4

Front

The waves of movement from the focus

Back

Preview of the back of card 4

Card 5

Front

When the ground is shaken so much it behaves like a liquid

Back

Preview of the back of card 5
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