Across
- 5. what is mars known as
- 8. Earth were named after Greek and Roman _________________
- 9. how long would it take to fly to mars
- 11. Earth is only the ______ largest planet in the solar system
- 14. mars two moons are
- 15. Earth is a red________
Down
- 1. what is the Temperature on mars
- 2. The Earth was once believed to be the centre of the
- 3. Earth has a powerful magnetic
- 4. Our atmosphere protects us from incoming ___________
- 5. what is mars named after
- 6. The Earth is the ______ planet in the Solar System.
- 7. Earth is the only planet not named after a
- 10. layers how many layers does the earth have
- 12. Earth is a _______ planet
- 13. how many rings does earth have