Across
- 3. when one plate slides under another plate
- 6. crust and the upper mantle
- 7. landform at continental-continental divergent boundary
- 10. boundary where plates move horizontally
- 11. thinnest layer of the Earth
- 12. more dense crust
- 13. landform at oceanic-oceanic convergent boundary
Down
- 1. mountain range formed at continental-continental convergent boundary
- 2. driving force that moves the tectonic plates
- 4. moving together
- 5. moving apart
- 8. layer found directly under the lithosphere
- 9. only liquid layer of the Earth
