Earth's Crust

5. vibrations caused by the sudden movement of rocks along a break or crack in earth's crust
9. the process that occurs when one tectonic plate moves under another tectonic plate
10. molten rock stored below earth's surface
11. Wegener's hypothesis that all continents were once all connected in a single large land mass
12. a crack or fracture in the Earth's lithosphere along which movement occurs
14. the type of boundary between two plates that move toward each other
15. a wave that forms when an ocean disturbance suddenly moves a large volume of water

1. the type of boundary between two plates that move away from each other
2. the process by which new oceanic crust forms along a mid-ocean ridge
3. the type of boundary between two plates that slide past each other
4. a vent in earth's crust though which molten lava flows
6. crater a round depression formed on the surface of a planet, moon, or other space object by the impact of a meteorite
7. zone an area of many fracture pieces of crust along a large fault
8. magma that erupts onto earth's surface
13. a name given to a supercontintent