Moon Phases Review

What causes the moon's phases to change as we view them from Earth?

• As the moon revolves around the Earth, we see different amounts of reflected sunlight.

• As Earth revolves around the moon, we see different amounts of reflected sunlight.

• As the moon's orbit speed increases and decreases, we see different amounts of reflected sunlight.

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NGSS.MS-ESS1-1

True or False: In space, half of the moon is always lit and the other half is dark.

• True

• False

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True or False: In space, the side of the moon that is facing AWAY from the sun will be lit, and the side that is facing TOWARDS the sun will be dark.

• True

• False

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Which term is used to describe when the moon is LESS than HALFWAY filled with LIGHT?

• Full

• Crescent

• Gibbous

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NGSS.MS-ESS1-1

Which term is used to describe when the moon is MORE than HALFWAY filled with LIGHT?

• Full

• Crescent

• Gibbous

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NGSS.MS-ESS1-1

About how long does it take the moon to complete all of its phases?

• one week

• two weeks

• one month

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NGSS.MS-ESS1-1

Define Waxing

• When the moon is completely illuminated (filled with light)

• When light on the moon is increasing

• The side of the moon that is facing the Earth

• When light on the moon is decreasing

Tags

NGSS.MS-ESS1-1

Define Waning

• When the moon is completely illuminated (filled with light)

• When light on the moon is increasing

• The side of the moon that is facing the Earth

• When light on the moon is decreasing

Tags

NGSS.MS-ESS1-1

Name this moon phase

• Waxing Gibbous
• Waxing Crescent
• Waning Crescent
• Waning Gibbous

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Name this moon phase

• waning crescent
• waxing crescent
• waning gibbous
• waxing gibbous

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NGSS.MS-ESS1-1