Across
- 3. h20
- 5. our solar systems star
- 7. 8th planet
- 8. big reptiles from a long time ago
- 10. red planet
- 12. biggest planet
- 13. powerhouse of the cell
- 16. 3rd planet
Down
- 1. planet made of gas
- 2. 2nd planet in solar system
- 4. shiny and ductile
- 6. dull and brittle
- 9. of elements
- 11. mix of metal
- 14. dwarf planet
- 15. first planet in solar system