Across
- 5. to move away from each other; a movement of tectonic plates.
- 6. the remains of ancient organisms.
- 7. ground shaking; a natural disaster.
- 8. the layer between Earth's core and crust.
- 12. the outermost layer of rock on Earth.
- 13. a hot liquid within the earth; forms lava and igneous rock when cooled.
- 14. a slab of solid rock on Earth that moves slowly over time.
- 15. the center of the Earth consisting of liquid and solid.
Down
- 1. the solid layer consisting of the crust and upper mantle.
- 2. adjective form of the land masses on Earth.
- 3. a dividing line.
- 4. to move toward each other and collide; a movement of tectonic plates.
- 9. the processes relating to Earth's surface and how it evolves.
- 10. the movement of tectonic plates.
- 11. a supercontinent that connected almost all landmasses on Earth; existed 280-230 million years ago.