Front

What is the New Moon phase?

Back

The 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.

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NGSS.MS-ESS1-1

Front

What is the Full Moon phase?

Back

The Full Moon is the phase of the moon when it is fully illuminated and visible from Earth, occurring when the Earth is between the moon and the Sun.

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NGSS.MS-ESS1-1

Front

What is a waning gibbous moon?

Back

A waning gibbous moon is the phase after a full moon when more than half of the moon is illuminated but decreasing in size.

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NGSS.MS-ESS1-1

Front

What is a waxing crescent moon?

Back

A waxing crescent moon is the phase after a new moon when a small sliver of the moon begins to be illuminated and is increasing in size.

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NGSS.MS-ESS1-1

Front

How long does the moon phase cycle take to repeat?

Back

The moon phase cycle repeats approximately every 29 days.

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NGSS.MS-ESS1-1

Front

What is the First Quarter moon phase?

Back

The First Quarter moon phase occurs when half of the moon is illuminated and is visible from Earth, occurring about a week after the New Moon.

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NGSS.MS-ESS1-1

Front

What is the Last Quarter moon phase?

Back

The Last Quarter moon phase occurs when half of the moon is illuminated but the opposite side from the First Quarter, occurring about a week after the Full Moon.

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NGSS.MS-ESS1-1

Front

What is a waxing gibbous moon?

Back

A waxing gibbous moon is the phase after the First Quarter when more than half of the moon is illuminated and is increasing in size.

Tags

NGSS.MS-ESS1-1

Front

What is a waning crescent moon?

Back

A waning crescent moon is the phase before a new moon when a small sliver of the moon is illuminated and is decreasing in size.

Tags

NGSS.MS-ESS1-1

Front

What causes the different moon phases?

Back

The different moon phases are caused by the changing positions of the moon, Earth, and Sun, which affect how much of the moon's surface is illuminated.

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NGSS.MS-ESS1-1