Across
- 3. growing
- 4. maximum and minimum hours of a day
- 5. moon blocked
- 8. hole from space collision
- 11. causes day and night
- 12. patterns of weather
- 17. going in shadow
- 18. extra high tide
- 19. imaginary line through poles
Down
- 1. darkest shadow
- 2. A small planet collided with Earth
- 6. sun blocked
- 7. shrinking
- 9. dark lava filled craters
- 10. light colored old and cratered areas
- 13. orbit
- 14. causes seasons
- 15. lightest shadow
- 16. barely noticeable