Chpt. 5, less. 3
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6 terms
Terms | Definitions |
|---|---|
 fault | a crack in the rock of the lithosphere where movement occurs |
| focus | the point below the surface of Earth where an earthquake begins |
| aftershocks | smaller earthquakes that follow a major earthquake |
| seismic waves | vibrations produced by earthquakes and volcanic eruptions |
| epicenter | the location on Earth's surface above the focus of an earthquake |
| seismograph | an instrument used to detect, measure, and record the energy of earthquake vibrations |
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