unit 6 Word Scramble
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| Question | Answer |
| Pangaea | the continents were joined in a single large landmass they call pangaea |
| Sea-floor spreading | the process by which new oceanic lithosphere seafloor forms when magma rises to earths surface at mid-ocean ridges and solidifies as older existing sea floor moves away |
| Plate tectonics | the theory that explains how large pieces of the lithosphere called plates move and change shape |
| Tectonic plates | a block of lithosphere that consists of the crust and the rigid outermost part of the mantle |
| Convergent boundary | the boundary between tectonic plates that are colliding |
| Divergent boundary | the boundary between two tectonic plates that are moving away from each other |
| Transform boundary | the boundary between tectonic plates that are sliding past each other horizontal |
| Convection | the movement of matter due to difference in density that are caused by temperature variations can result in the transfer |
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