Phases of the Moon

Front

What is the new moon?

Back

The phase of the moon when the lighted side cannot be seen from Earth.

Front

What is an orbit?

Back

The path an object takes as it revolves around another object.

Front

What is the third quarter moon?

Back

The phase of the moon when it is halfway to the new moon.

Front

What is the first quarter moon?

Back

The phase of the moon when it is halfway to the full moon.

Front

What is the waning crescent moon?

Back

The moon phase in which less than one half of the moon appears to be lit on the left side.

Front

What is a full moon?

Back

The phase of the moon when the entire face is illuminated and visible from Earth.

Front

What is a waxing crescent moon?

Back

The moon phase when a small sliver of the moon is illuminated and increasing.

Front

What is a waxing gibbous moon?

Back

The moon phase when more than half of the moon is illuminated and increasing.

Front

What is a waning gibbous moon?

Back

The moon phase when more than half of the moon is illuminated but decreasing.

Front

What is the lunar cycle?

Back

The sequence of phases the moon goes through in about 29.5 days.