Across
- 2. the rising and falling of the sea
- 5. AKA Metonic cycle
- 8. most of the moon is illuminated
- 9. getting smaller
Down
- 1. a sliver of the moon is illuminated
- 3. complete moon illuminated
- 4. one object orbits another
- 6. spinning on or around an axis
- 7. getting bigger
- 8. the force that attracts two objects
- 10. no light showing