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14 Cards in this Set
- Front
- Back
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Fault |
A break in the earth's crust. |
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Folding |
A bend in the layers of rock. |
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Normal Fault |
A type of fault where the hanging wall slides downward caused by the tension in the crust. |
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P-Waves/Primary Waves |
Primary Earthquake waves travel the fastest. |
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Reverse Fault |
A type of fault where the hanging wall slides upward caused by compression in the crust. |
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Seismic Waves |
Vibrations if the ground during an earthquake. |
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Thrust Faults |
A reverse fault in which the hanging wall slides over the foot wall. |
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S-waves/Shear wave |
Secondary earthquake waves only goes through solids. |
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Strike-Skip Fault |
A type of fault where rocks on either side move past each other sideways with little up or down motion. |
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Stress |
A force that acts on rock ti change its shape or volume. |
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Compression |
Stress that squeezes rock until it folds or breaks. |
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Tension |
Stress that stretches rock so that it becomes thinner in the middle. |
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Anticline |
A fold in rock that beds upward into an arch. |
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Syncline |
A downward fold in rock formed by compression in Earth's crust. |
