Across
- 1. more than half of the moon is visible
- 4. solstice when the Northern hemisphere is tilted toward the Sun
- 6. closest point the moon is from Earth
- 7. bright side of the moon is decreasing
- 8. shadow on either side of the umbra
- 10. amount of the moon that is always illuminated by the Sun
- 11. type of pendulum that gradually shifts its orientation as the Earth rotates
- 12. solstice considered the shortest day of the year
- 13. the Earth is not tilted toward the Sun and the Sun shines on the equator
- 14. farthest point the moon is from Earth
- 16. the Earth going around the Sun
- 17. shadow cast by the Earth
- 18. fine layer of dust on the moon
Down
- 2. the highest tide
- 3. the lowest tide
- 4. rotation of the moon that matches the pace of the Earth
- 5. the Earth spinning on its tilted axis
- 7. bright side of the moon increasing
- 9. to block from view
- 15. eclipse where moon is between Sun and Earth
- 19. eclipse where Earth is between moon and Sun