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Definition
| force that acts on a rock to change its shape |
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| Force that squeezes rock until it folds or breaks |
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| Stress that pushes masses of rock in opposite direction in sideways movement. |
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| Break in earth’s crust where the hanging wall slides downward |
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| The block of rock that forms the upper half of the break in earth’s crust |
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| The block of rock that forms the lower half of the break in earth’s crust |
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| Type of fault where hanging wall slides upward-caused by compression |
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Definition
| Rocks on either side move past each other sideways with little up or down movement. |
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| Upward fold in rock formed by compression |
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| Downward fold in rock formed by compression |
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| Large area of flat land above sea level |
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| Stress that stretches rock until it becomes thinner in the middle |
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Definition
| the shaking that results from the movement of rock below earth’s surface |
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Definition
| Rock breaks under stress and causes earthquake |
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| Point of earth’s surface directly above earthquakes focus |
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Definition
| A seismic waves that compresses and expands the ground –primary wave- arrives first |
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| A seismic wave that moves the ground up and down or side to side – secondary wave- arrives second |
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Definition
| A seismic waves that forms when P waves and S waves reach earths surface |
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Definition
| Scale that rates earthquakes based on intensity and damage |
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Definition
| Scale that rates earthquakes magnitude based on size of seismic waves |
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Definition
| Instrument used to records ground movements caused by seismic waves |
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Definition
| Rates earthquakes by estimating total energy released by earthquake. |
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| Violent movement turning loose soil into liquid mud |
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| An earthquake that occurs after a larger earthquake in same area |
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| Large wave produced by an earthquake on the ocean floor |
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Definition
| Building mounted on supporting objects (bearings) to absorb energy of earthquake |
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