click below
click below
Normal Size Small Size show me how
Tectonic Plates
| Question | Answer |
|---|---|
| tectonic plates | pieces of Earth's crust and mantle that move |
| Pangea | the name of the land mass when all the continents were connected |
| fault | a crack in the earth's crust |
| transform boundary | boundary that forms where 2 plates slide past each other |
| divergent boundary | boundary that forms when 2 plates pull apart |
| convergent boundary | boundary that forms when 2 plates push together |
| sea floor spreading | occurs when 2 oceanic plates pull apart and form new crust |
| mid-ocean ridge | a ridge on the ocean floor where 2 plates pull apart |
| volcano | a mountain formed by material that erupts onto earth's surface |
| earthquake | shaking caused by movements of earth's crust |