Across
- 1. Outermost layer of Earth
- 4. Heat driven cycles occurring on land, sea and air
- 6. a fast moving current of hot gas and volcanic matter
- 10. Asleep/inactive
- 11. Molten rock under the surface of Earths crust
- 13. When something becomes worn down due to elements deteriorating it
- 16. Crustal plates that can move and collide on the Asthenosphere
- 17. The body of land in the Paleozoic era combining Europe and North America
- 18. Innermost layer of the Earth
Down
- 1. When Continents move on their tectonic plates
- 2. The biggest bodies of land above the sea level
- 3. A vent in Earths crust
- 5. layer of the core containing spinning metal
- 6. The time period when all continents were combined as one
- 7. all forms of physical land
- 8. Hot fluid rock in a volcano or volcano vent
- 9. When tectonic plates shift
- 12. between the crust and core of Earth
- 14. a landslide of wet volcanic debris
- 15. Mechanical and chemical systems that decompose rock
