Across
- 2. crust and upper mantle
- 3. original super continent
- 6. movement of heat energy through space
- 9. movement of heat from one solid object to another
- 10. soft layer below lithosphere
- 11. breaks in crust where earthquakes occur
- 12. long deep depressions in ocean floor
- 14. Underwater mountain system
- 15. liquid and solid center
- 17. solid outer layer
Down
- 1. boundary where plates spread
- 4. hot solid rock below crust
- 5. divergent boundary on land
- 7. boundary where plates slide past each other
- 8. movement of heat in liquids and gasses=warm rises cold sinks
- 9. solid outer layer
- 13. boundary where plates that move together
- 16. center
- 18. sideways and downward movement