Across
- 2. what mount Everest is
- 5. when two plates go away from each other
- 6. super continent
- 10. the zone when the old oceanic crust goes back into the mantle
- 11. the sphere that holds the continents and ocean
- 12. the planet we live on
- 14. the shifting of earths plates
- 16. the hottest layer of earth
- 19. the sphere beneath the lithosphere
- 20. the biggest layer of earth
Down
- 1. mount st.helen erupted that makes it a _______
- 3. the layer before the inner core
- 4. when two plates rub up against each other
- 7. the crust of the ocean
- 8. the crust under the continents
- 9. is the result of a sudden release of energy in the Earth's crust
- 13. the layer of earth we live on
- 15. when two plates run into each other
- 17. a scientist who came up with the idea of continental drift
- 18. drift the movement of the continents over the lithosphere