Across
- 4. outer layer of the earth
- 7. very low
- 9. dead volcanos
- 11. something volcanos do
- 13. breaks down pieces of rocks
- 14. isolated land
- 15. part of the earth that is made of different rocks
- 16. near the middle of the earth
Down
- 1. tallest mountain
- 2. very high
- 3. made mountains
- 5. small mountains
- 6. type of landform that is tall and is sharp on top
- 8. flat land
- 9. brings rocks to places
- 10. above the inner core
- 12. humans need to drink this to survive