Across
- 4. about 3/4 of the right side of the moon's disk is lit
- 6. getting smaller
- 9. a little more than half of the right side of the moon's disk is lit
- 10. the amount of the moon lit at all times
- 11. the right half of the moon's disk is lit
- 12. number of full moons a month, typically
Down
- 1. getting larger
- 2. less than half of the left side of the moon is lit
- 3. the moon's entire disk is lit because the earth is between the sun and moon
- 5. a small bit of the moon's right side is lit
- 7. the moon's disk facing us is dark
- 8. the left half that we see from earth is lit
