Across
- 5. What happens due to convection currents
- 10. A non - specific land feature
- 11. Tool used to detect shaking
- 12. The upper mantle and lower crust
- 14. Place on the surface of the crust where the earthquake is the strongest
- 15. When hot magma rises and pushes out the ocean floor
- 17. Flowing, liquid rock when it is underwater
- 19. Where two tectonic plates meet
- 20. Scientist that had the theory of continental drift
Down
- 1. The central layer,solid
- 2. Very large piece of the crust
- 3. When magma pushes out the ocean floor
- 4. Layer that we live on
- 6. Just above the central layer, liquid
- 7. Landform that is caused by a colliding boundary
- 8. Underwater landform, an underwater mountain range
- 9. Landform that spews lava occasionally
- 13. Violent rumbling when pressure between two plate tectonics is released
- 16. Makes up a majority of Earth's matter
- 18. Ancient Supercontinent