Across
- 2. The largest planet in our solar system
- 4. Tide that occurs when there is a new or full moon
- 5. The Earth's natural satellite
- 8. What separates the inner and outer planets
- 10. The only planet known to support life
- 11. The season in the when Australia experiences Summer
- 14. A rocky body that orbits the sun
- 15. When the moon is more than half lit
- 16. A gaseous planet
- 18. The number of planets in our solar system
Down
- 1. A phase of the moon that causes a neap tide
- 3. The approximate time it takes for Earth's natural satellite to orbit around the planet
- 6. When the moon is less than half lit
- 7. The name of our galaxy
- 9. Number of hours it takes for Earth to complete one rotation
- 12. The change in water levels on Earth
- 13. The planet closest to the Sun
- 15. The force that causes the changes in water levels on Earth
- 17. What all the planets revolve around
