Across
- 2. The atmosphere is made of hydrogen, methane, and _____
- 7. Neptune is the last planet in the ____________
- 9. What streaks across Neptune?
- 10. Neptune is an ice and gas _______________
- 11. A day on Neptune is 16 _______.
- 12. Neptune is similar to what other planet?
- 14. Neptune is 30 times as far from the sun as _____ is
Down
- 1. It takes 164 Earth _______ for Neptune to orbit the sun.
- 3. The atmosphere is thick and __________
- 4. What visited Neptune?
- 5. The core of Neptune is the size of _________
- 6. Neptune has 13 ____________.
- 8. What gives Neptune its blue color?
- 9. Neptune is the _________ planet in the solar system
- 13. The number of rings the planet has