| A | B |
| Tectonic Plates | Sections of lithosphere |
| Continental Drift | theory about one big supercontinent |
| Alfred Wegner | developed the theory of Continental Drift |
| Sea-spreading | where lithopshere pulls apart leaving a gap and new lithopshere forms from magma |
| Plate Tectonics | theory of how tectonic plates move and change the surface of the Earth |
| Convergent | plates coming together or colliding |
| Divergent | plates pull apart |
| Transform | plates slide past each other |
| Compression | forces that squeezes |
| Tension | forces that stretch |
| Folding | bending rocks |
| fault | breaking rocks |
| uplift | rising of the earth crust |
| subsidence | sinking of the earth crust |