Moon Phases Vocab

What is the term for the line that divides the illuminated part of the moon from the dark part?

• Terminater

• Lunar Divide

• Moon Shadow Line

• Illumination Boundary

What is the term for the moon phase when it is completely illuminated?

• New Moon

• Full Moon

• Half Moon

• Crescent Moon

What is the appearance that something is growing?

• Waning

• Diminishing

• Waxing

• Fading

What is the shape of the moon that is less than half illuminated?

• Crescent

• Full

• Gibbous

• Quarter

What is the path the moon takes as it moves around the Earth?

• Orbit

• Pathway

• Circle

• Rotation

What is the term for the moon phase when it is decreasing in illumination?

• Waning

• Waxing

• Full Moon

• New Moon

What is the name of the effect that causes the moon to appear larger when it is near the horizon?

• Lunar Magnification

• Moon Illusion

• Horizon Expansion

• Celestial Enlargement

What do we call the cycle of moon phases that repeats approximately every 29.5 days?

• Solar Cycle

• Lunar Cycle

• Tidal Cycle

• Seasonal Cycle

What do we call the position of the moon in relation to the Earth and the Sun?

• Lunar Cycle

• Moon Phase

• Solar Eclipse

• Tidal Range

What is the term for the time it takes for the moon to complete one orbit around the Earth?

• Lunar Month

• Solar Year

• Sidereal Day

• Tidal Cycle