Across
- 3. rock type formed when magma or lava cools
- 4. rock type formed from intense heat and pressure
- 5. molten rock that has reached the surface
- 6. a crack in the Earth's crust
- 10. layer of molten iron and nickel
- 12. the breaking up of rock into sediments
- 13. boundary where plates move apart
- 14. sliding plate boundary
Down
- 1. solid iron and nickel
- 2. one large land mass when all continents were connected
- 4. the thickest layer of Earth
- 7. plate boundary where plates come together
- 8. the wearing away and removal of sediments
- 9. the thinnest layer of Earth
- 11. a rock type formed when sediments cement together