| Question |
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| Answer |
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| Plate |
A section of the lithoshpere that slowly moves over the asthenosphere, carrying peices of continental and oceanic crust |
| Scientific Theory |
A well-tested concept that explains a wide range of observations. |
| Plate tectonics |
The theory that pieces of the Earth's lithoshpere are in constant motion, driven by convection currents in the mantle. |
| Fault |
A break or crack in the earth's lithoshpere along which the rocks move. |
| Divergent Boundary |
A plate boundary where two plates move away from each other. |
| Rift valley |
A deep valley that forms where two plates move apart. |
| Convergent Boundary |
A plate boundary where two plates move toward each other |
| Transform Boundary |
A plate boundary where two plates move past each other in opposite directions |