Across
- 4. sideways and downward movement
- 6. plates move together
- 8. movement of heat from one solid object to another
- 10. original supercontinent
- 11. long deep depression in ocean floor
- 13. soft layer below lithosphere
- 14. underwater mountain system
- 16. plates slide past each other
- 17. divergent boundary on land
Down
- 1. crust and upper mantle
- 2. breaks in the crust where earthquakes occur
- 3. plates sepred
- 5. hot solid rock below crust
- 7. liquid and solid center
- 9. solid outre
- 12. movement of heat energy through space
- 15. movement of heated liquids and gases warm rises cool sinks