Geography

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Aftershocks
Smaller earthquakes that occur in the same general area after the larger event.
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Plate Tectonics
The study of the distribution and movement of the Earth's crustal plates.
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Fault Line
A fracture in the Earth's crust that shows signs of movement.
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Subduction zone
The area of a destructive plate boundary where one plate descends beneath.
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Pyroclastic Flow
Avalanches of hot volcanic debris.
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Lahar
A type of mudflow composed of pyroclastic material and water that flows down from a volcano, typically along a river valley.
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Shield volcano
A volcano that covers a large area with very gently sloping sides.
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Strato volcano
Is typically a tall, conical volcano composed of many layers.
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Geothermal
Energy generated by heat stored deep in the earth
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GPS
A group of satellites that allow people to find out their exact location on the Earth's surface.
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Epicentre
The point on the Earth's surface directly above the focus of an Earthquake.
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Seismic Waves
Vibrations generated by an earthquake - can be measured using a seismic meter.
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Blind Fault
One where the fault line does not reach the surface.
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Convergent Boundary
Where plates collide with one another and on subducts beneath the other.
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Divergent Boundary
Where plates move apart from one another.
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Transform Boundary
Where plates slide past one another and pressure builds up - typically the cause of an earthquake.
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Other cards in this set

Card 2

Front

The study of the distribution and movement of the Earth's crustal plates.

Back

Plate Tectonics

Card 3

Front

A fracture in the Earth's crust that shows signs of movement.

Back

Preview of the back of card 3

Card 4

Front

The area of a destructive plate boundary where one plate descends beneath.

Back

Preview of the back of card 4

Card 5

Front

Avalanches of hot volcanic debris.

Back

Preview of the back of card 5
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