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| An event that occurs when rocks along the plate boundaries shift suddenly and release their stored energy. |
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| the point on the surface of the earth directly above the focus of an earthquake. |
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| A fault is a break in the earth's surface along wich rock can move. |
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| The beginning point of an earthquake the location in which energy waves are sent. |
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Definition
| The amount of energy released from an earthquake. |
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| a scale that indicates the magnitude of earthquakes. Uses data from a seismograph. |
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| An instrument that measures and records details of earthquakes, such as force and duration. |
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Term
| Theory of Plate Tectonics |
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Definition
| The idea that the earth's crust is made up of moving plates. |
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Definition
| Giant ocean waves caused by earthquakes, volcanoes or landslides occurring under or near the ocean. |
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