Examples of moon shapes we see in the night sky.

📚 Quick Study Guide

• 🌑 New Moon: The moon is between the Earth and the Sun, making it invisible from Earth.
• waxing crescent moon🌖Waxing Crescent: A sliver of the moon becomes visible, growing larger each night.
• 🌓 First Quarter: Half of the moon is illuminated.
• 🌔 Waxing Gibbous: More than half of the moon is visible, leading up to the full moon.
• 🌕 Full Moon: The entire face of the moon is illuminated.
• decreasing gibbous moon 🌔Waning Gibbous: The illuminated portion starts to decrease after the full moon.
• 🌗 Third Quarter: The opposite half of the moon is illuminated compared to the first quarter.
• 🌘 Waning Crescent: The sliver of the moon decreases until it becomes a new moon again.

Practice Quiz

1. What is the phase of the moon when it is between the Earth and the Sun?
   1. New Moon
   2. Full Moon
   3. First Quarter
   4. Waning Crescent
2. Which phase comes immediately after the New Moon?
   1. Waxing Gibbous
   2. Waxing Crescent
   3. Waning Gibbous
   4. Third Quarter
3. During which phase is the entire face of the moon illuminated?
   1. First Quarter
   2. Full Moon
   3. Waning Crescent
   4. New Moon
4. What phase comes after the Full Moon?
   1. Waxing Gibbous
   2. Waning Gibbous
   3. First Quarter
   4. Waxing Crescent
5. If you see half of the moon illuminated, what phase might it be?
   1. New Moon
   2. Full Moon
   3. First Quarter
   4. Waxing Gibbous
6. Which phase is the last phase before the New Moon?
   1. Waxing Crescent
   2. Waning Gibbous
   3. Third Quarter
   4. Waning Crescent
7. What is the term for when the illuminated portion of the moon is increasing?
   1. Waning
   2. Gibbous
   3. Waxing
   4. Crescent