Across
- 3. the Earth spins on its own ____ in a west-to-east direction
- 4. the fourth planet from the Sun
- 5. planet with ideal temperature for life
- 7. huge mass of hot gases and the center of our solar system
- 9. astronomical bodies that orbit planets
- 10. it takes 24 hours for Earth to complete one ____
- 11. planet furthest from the sun
- 12. it takes 365 days for Earth to complete one ____
Down
- 1. the Earth’s solid surface
- 2. it makes up 21% of the atmospheric composition (the gases that we breathe)
- 3. layer of gases around the Earth
- 6. all the Earth’s water
- 8. planet closest to the sun
- 9. planet with rings around it