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Unit 2 Lesson 6 & 7
| Term | Definition |
|---|---|
| Earthquake | ground movements that occur when blocks of rock in the Earth move suddenly and release energy. |
| Focus | a place within Earth along a fault at which the first motion of an earthquake occurs. |
| Epicenter | the place that's directly above the Earth's surface. |
| Tectonic Plate Boundry | is whare 2 or more tectonic plates meet. |
| Fault | is a break in Earth's crust along which blocks of rock move. |
| Deformation | the process by which rock becomes deformed due to stress. |
| Elastic Rebound | the return of rock to it's original form after elastic deformation. |
| Volcano | a place where gas, ash, or melted rock comes out of the ground. |
| Magma | the melted rock that rises to the surface. |
| Lava | magma that has reached Earth's surface. |
| Vent | opening in a volcano. |
| Hot Spot | a location where a column of extreamly hot mantle rock rises through the ashenosphere. |
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Alexus_G