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17 Cards in this Set
- Front
- Back
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fault
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a break in the Earth's crust along which blocks of crust slide relative to one another
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tectonic plates
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where most earthquakes occur along the edge
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surface waves
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these are the last seismic waves to arrive
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intensity of a earthquake
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what is partially determined by the amount of damage it causes
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where is the epicenter
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directly above the earthquake's focus
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Richter magnitude
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the scale used to measure the strength of an earthquake
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seismic waves
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waves of energy from earthquakes that travel through Earth
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P waves
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always the first waves to arrive
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seismology
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the branch of science that studies earthquakes
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seismograph
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a recorder of seismic waves
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S waves
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waves also known as secondary or shear
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deformation
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the change in the shape of rock in response to stress
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focus
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the beginning point of an earthquake
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rebound motion
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area rises without deforming
crust slowly springs back to its previous elevation it is not a type of plate motion |
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transform motion
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type of plate motion
occurs where two plates slip past each other |
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convergent motion
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type of plate motion
occurs where two plates push together |
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divergent motion
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type of plate motion
occurs where two plates pull away from each other |
