Across
- 2. half of the Moon is visible
- 3. extra high/low tide during a new or full moon
- 5. Earth moves between the Sun and Moon
- 7. more than half of the Moon is visible
- 11. entire Moon is bright and visible
- 13. small silver of Moon before a new moon again
- 16. Half of the Moon is visible again
- 17. different shapes of the Moon
Down
- 1. small sliver of the Moon appears
- 4. 29.5 day cycle of Moon's changing appearance
- 6. ocean water rises to its highest level
- 8. weaker tides at the 1st or 3rd quarter moon phase
- 9. Moon gets smaller
- 10. ocean water drops to its lowest level
- 12. rise and fall of ocean water
- 14. Moon moves between the Sun and Earth
- 15. moon completely dark between Earth and the Sun