Across
- 3. The type of boundary where two plates move away from each other
- 6. An opening in the Earth's crust through which lava, ash, and gases erupt.
- 7. the point on the Earth's surface directly above the earthquake's origin
- 8. A type of boundary where two plates slide past each othe
- 11. The type of boundary where two plates collide
- 13. Large sections of Earth's lithosphere that move and interact
- 14. What type of rock is created under high pressure and temperature
Down
- 1. The process by which new oceanic crust forms at mid-ocean ridge
- 2. Seafloor spreading and continental drift are believed to be caused by...
- 4. the movement of sediment from one location to another
- 5. the process by which rocks are broken down into smaller pieces
- 7. The shaking of the ground caused by the movement of tectonic plates.
- 9. What type of rock is formed from cooled magma?
- 10. What is it called when one plate goes under another
- 12. What supercontinent existed about 300 million years ago?