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EarthquakesValcanos
| Question | Answer |
|---|---|
| earthquakes | the sudden, violent shaking of the ground caused by the release of energy in the Earth’s crust. |
| fault | a fracture or zone of fractures in the Earth's crust where blocks of rock move relative to each other |
| seismic wave | the shaking of the Earth's surface caused by the sudden release of energy in the crust, typically from moving tectonic plates along a fault. |
| focus | the exact point inside the Earth's crust where a seismic rupture begins and energy is first released |
| epicenter | is the point on the Earth's surface directly above the hypocenter (or focus) |
| volcano | a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust. |
| hot spot | a volcanic area formed by stationary, superheated plumes of magma rising from deep within Earth’s mantle, breaching the crust far from tectonic plate boundaries. |
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user-2007349