Across
- 4. Plates move away from each other
- 5. plates Slide past each other
- 6. The supercontinent before they all drifted
- 8. Earth’s only liquid layer
- 9. Plates move towards each other
Down
- 1. Still solid, and slightly more rigid
- 2. Solid layer
- 3. Rigid; includes the crust and upper mantle
- 7. Upper mantle only (Where the plates move)