Earth
Across
- 2. different rock types
- 5. centre of the earth
- 8. sedimentary igneous and ——————
- 9. the rock found at the bottom of a volcano
- 10. a metamorphic rock beginning with S
Down
- 1. layer of solid rock underneath the crust
- 3. the second most abundant element in the atmosphere
- 4. a process of naturally breaking up rock
- 6. what you’re standing on right now
- 7. the most abundant element in the atmosphere