Across
- 3. we cut down trees
- 6. a naturally formed solid
- 7. remains of living creatures in a rock
- 9. a circle of volcanoes and earthquakes
- 11. Eruption
- 13. breaks up rock into smaller pieces
- 17. shaking of the earth
- 18. moving towards
- 19. hot liquid
Down
- 1. the red brown crust called rust is iron oxide
- 2. moving water and air
- 4. moving away
- 5. a big chunk of ice slowly moving over land
- 8. is the color of a mineral in powder form
- 10. we breathe
- 12. A mineral reflects light from its surface
- 13. H2O
- 14. a mineral to be resist being scratched
- 15. we use for jewelry
- 16. like lava