Across
- 3. type of mineral
- 4. forms inside the surface
- 8. getting to a lower temperature
- 9. formed by heat and pressure
- 10. what happens in the atmosphere
- 12. what the outside of the rock is
- 13. forms on the Earth's surface
- 16. formed from cooled magma
- 18. breaks on a smooth surface
- 19. breaks on a jagged surface
Down
- 1. if the rock is metallic or not
- 2. what a rock is
- 3. squished together; forms sedimentary rocks
- 5. wearing down
- 6. what cools to make igneous rocks
- 7. what forms from compaction and cementation
- 11. how hard a rock is
- 14. non organic
- 15. what results when igneous rocks go under weathering and erosion
- 17. color of line when pressed against a plate