Plate tectonics
Across
- 2. The central, hottest layer of the Earth.
- 6. The solid outermost layer of the Earth.
- 7. A boundary where plates move toward each other.
- 9. A boundary where plates slide past each other.
- 11. The shaking of the ground caused by movement of plates.
- 12. A boundary where plates move apart from each other.
Down
- 1. Mountains that form when plates collide and fold up.
- 3. The theory that Earth’s crust is broken into moving slabs.
- 4. A place where two tectonic plates meet.
- 5. These slow-moving currents in the mantle cause the plates to move.
- 8. The hot, molten layer beneath the crust.
- 10. Molten rock beneath the Earth’s surface.