Across
- 4. SEM
- 6. Issac newton discovered it
- 8. earth ___ the sun
- 9. ball of gas
- 11. moonlight shrinking
- 12. changes in the moon
Down
- 1. growing moonlight
- 2. 365 1/4
- 3. moon has a __ which is 5 degrees
- 5. caused by rotation and revolution
- 7. Earth rotates on an axis
- 10. caused by moons gravity