Across
- 3. aleutian islands
- 5. rocks and minerals
- 6. core made of solid iron and nickel
- 9. crust + upper mantle
- 11. where the broken plates of the crust float
- 13. largest layer in 3 parts
- 14. when two plates slide past another
- 17. thin
- 18. crust made of granite(25 miles thick)
- 19. currents heat rises, cold sinks
Down
- 1. mantle that flows like asphalt
- 2. when two plates move away
- 4. when two plates come together
- 7. crust made of basalt (3-5 miles thick)
- 8. the amount of techtonic plates
- 9. densest and hottest part of the mantle
- 10. super continent
- 12. core made of liquid iron and nickel
- 15. when one plate sinks under the other
- 16. andes mountain