Moon Phases

Front

What does the term 'waxing' refer to in relation to moon phases?

Back

Waxing means growing, indicating that the visible portion of the moon is increasing.

Front

What is the name of the moon phase when the moon is less than half illuminated and increasing in illumination?

Back

Waxing crescent.

Front

What is the name of the moon phase when the moon is more than half illuminated and increasing in illumination?

Back

Waxing gibbous.

Front

What is the name of the moon phase that occurs when half of the moon is illuminated?

Back

1st quarter.

Front

What is the primary source of light that illuminates the Moon?

Back

Sunlight.

Front

What is the term for the phase when the moon is fully illuminated?

Back

Full moon.

Front

What is the term for the phase when the moon is less than half illuminated and decreasing in illumination?

Back

Waning crescent.

Front

What is the term for the phase when the moon is more than half illuminated and decreasing in illumination?

Back

Waning gibbous.

Front

What is the name of the moon phase that occurs when the moon is not visible from Earth?

Back

New moon.

Front

How long does it take for the moon to complete one full cycle of phases?

Back

Approximately 29.5 days.