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Unit 1 study stuff
For Environmental Earth Science class
| Term | Definition |
|---|---|
| Convergent Boundary | the boundary between two colliding plates. |
| Divergent Boundary | the boundary between two plates that are pulling away from each other. |
| Transform Boundary | the boundary between two plates that are sliding past each other. |
| Asthenosphere | putty-like layer of the mantle under the lithosphere; responsible for the movement of the crust |
| Subduction zones | region in which a portion of a tectonic plate sinks beneath another plate into the Earth's interior; defined by deep oceanic trenches |
| Theory of Plate Tectonics | Earth's lithosphere is divided into several plates that glide over the mantle |
| Continental Drift | The continents were once together, but separated over time |