Moon Phases Quiz

Which object in our solar system shines with its own light?

• Earth

• Mars

• Sun

• Moon

What causes the phenomenon known as earthshine?

• Sun's light reflecting off Earth's surface onto the face of the Moon

• Moon's light reflecting off Earth's surface onto the face of the Moon

• Sun's light reflecting off the Moon's surface onto Earth

• Moon's light reflecting off the Moon's surface onto Earth

Which phase of the Moon rises around noon and sets around midnight?

• New Moon

• Waxing Crescent

• First Quarter

• Waning Gibbous

What phase of the Moon occurs when the Sun's illumination of the entire day side of the Moon is visible from Earth?

• Waxing Gibbous

• First Quarter

• Full Moon

• Waning Crescent

What phenomenon causes the Moon to appear to twist, nod, and roll slightly during its journey across the sky?

• Lunar eclipse

• Solar eclipse

• Libration

• Tidal locking

When does the Moon appear highest in the sky during the daytime?

• During the new moon phase

• During the waxing gibbous phase

• During the full moon phase

• During the first quarter phase

How often does the Moon orbit Earth?

• Every 30 days

• Every 27.322 days

• Every 365 days

• Every 7 days

What phase of the Moon occurs when we see half of the illuminated half of the Moon?

• Waxing Crescent

• First Quarter

• Full Moon

• Waning Gibbous

When is the Moon's earthshine most visible?

• During a full moon

• During the first or last quarter

• During a waxing crescent

• During a waning crescent

What phase of the Moon occurs when the Moon is nearly back to the point in its orbit where its dayside directly faces the Sun?

• Waxing Gibbous

• Full Moon

• Last Quarter

• Waning Crescent