Across
- 2. invisible field around the earth
- 4. solid
- 5. opposite of solid
- 7. liquid convection currents
- 11. hottest layer of the earth
- 12. center of the earth
- 15. forms the tectonic plates
- 17. layer of the interior of the earth
- 18. the younger crust
- 20. solid / crystal
Down
- 1. magnesium, iron, silicon and oxygen
- 3. olivine, garnet, and pyroxene
- 6. not solid no liquid
- 8. liquid iron and nickel
- 9. the physical force against with something
- 10. upper mantle made stone
- 13. slow moving convection currents/fluids
- 14. crystal made in the mantle
- 16. thinnest layer of the earth
- 19. opposite of liquid