| Term | Definition |
| asthenosphere | below the lithosphere |
| convection | moves plates continents, heat phys |
| plate tetonics | how the world is put together with plates |
| subduction zone | when 2 plates are moving together and 1 plate goes under and sinks. |
| divergent boundary | when the plates stretch causes magma to come out |
| lithosphere | the crust and the upper mantle |
| mantle | the layer between the crust and the core |
| outer core | the outer layer of the earth |
| convergent boundary | when the plates are grinding together like WA and CA, |
| transform boundary | when 2 plates pass eachother but nothing is destroyed/damaged |
| crust | the outer layer of the ocean 10 k under the ocean |
| continental drift | the forunner to the theory of plate tetonics, mad by the wegner dude |
| geologist | person who charts the earth and studies geography |
| magma | molton lava and burning rock |
| ocean trenches | volcanos, v-shaped depression in the ocean floor, initiated from thermal shock |
| pangea | all lands in greek, when all the continents were 1 super continent |
| uniformitarianism or uniformitarian principle | the earth was born ____ years ago according to the research of the bible, John lightfoot confirmed exact date, CRAZZZZZZZZZZZY! |
| plate boundary zones | where the boundaries of the plates are not clear |
| inner core | the inner layer of the earth all molten lava (magma) |
| catastrophism | the belief that a catastrophe ends up to create something, exp. noah's ark, the wooden people |