Moon Phase Flashcard 2

Front

What is a New Moon?

Back

A New Moon is the phase of the moon when it is not visible from Earth because it is positioned between the Earth and the Sun.

Front

What is a Full Moon?

Back

A Full Moon is the phase of the moon when it is fully illuminated as seen from Earth, occurring when the Earth is between the Sun and the Moon.

Front

What is a 1st Quarter Moon?

Back

A 1st Quarter Moon is the phase when half of the moon is illuminated and visible from Earth, occurring about a week after the New Moon.

Front

What is a 3rd Quarter Moon?

Back

A 3rd Quarter Moon is the phase when the opposite half of the moon is illuminated compared to the 1st Quarter, occurring about three weeks after the New Moon.

Front

What is a Waxing Crescent Moon?

Back

A Waxing Crescent Moon is the phase after the New Moon when a small sliver of the moon becomes visible, increasing in illumination.

Front

What is a Waxing Gibbous Moon?

Back

A Waxing Gibbous Moon is the phase when more than half of the moon is illuminated but it is not yet a Full Moon.

Front

What is a Waning Crescent Moon?

Back

A Waning Crescent Moon is the phase after the Full Moon when the visible illumination is decreasing, leading up to the New Moon.

Front

What is a Waning Gibbous Moon?

Back

A Waning Gibbous Moon is the phase after the Full Moon when the illumination is decreasing but more than half of the moon is still visible.

Front

How does the moon's position affect its phases?

Back

The moon's phases are caused by its position relative to the Earth and the Sun, affecting how much of its surface is illuminated.

Front

What is the cycle of moon phases called?

Back

The cycle of moon phases is called a lunar cycle, which lasts about 29.5 days.