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10 Cards in this Set
- Front
- Back
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Earthquake |
Shaking and trembling that results from movement of rock beneath earths surface |
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Epicenter |
The point on earths surface directly above the focus of an earthquake |
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Focus |
The underground point where energy is released during a earthquake |
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Primary wave |
The type of seismic wave that reaches the surface first during an earthquake |
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Seismograph |
A device users to detect earthquake waves |
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Seismogram |
A record of earthquake waves made by a seismograph |
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Secondary wave |
The type of seismic wave that reaches the surface second during am earthquake |
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Seismic wave |
A wave of energy released during an earthquake |
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Surface waves |
A seismic wave that forms where P and S waves reach Earth's surface |
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Triangulation |
a method of using three recording station to locate epicenter of an earthquake |
