Across
- 1. plates pull apart
- 4. plates slide past each other
- 7. subduction zone
- 9. super continent
- 10. where convection currents happen
- 13. forms mountains
Down
- 2. transform boundaries
- 3. rock layer
- 5. crust and upper mantle
- 6. layer with magma
- 8. denser crust
- 11. molten rock
- 12. Core solid iron and nickel