1. Phases of the Moon

2. New Moon
When no moon is visible because the sunlit portion of the moon does not face the earth. (moon is in between the sun and earth)

3. Full Moon
The moon is fully illuminated as seen from earth. (Order: sun, earth, moon)

4. Crescent Moon
The moon appears to be less than half illuminated.

5. Gibbous Moon
The moon appears to be more than half illuminated.

6. Waxing
The sunlit part of the moon is getting larger. * light on the right = waxing

7. Waning
The sunlit part of the moon is getting smaller.

8. Quarter Moon
One fourth of the moon’s revolution around the earth. (The moon is half lit)

9. Lunar Cycle
The interval of time when the moon goes through a full revolution around the earth (one full cycle = approximately 28 days)