Phases of the Moon

What causes the moon to shine brightly in the night sky?

• The moon emits its own light.

• The sun's light reflects off the moon.

• The stars provide light to the moon.

• The moon absorbs light from the earth.

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What is the term used for the different phases of the moon?

• Solar cycle

• Lunar cycle

• Celestial cycle

• Astronomical cycle

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What is the position of the sun, earth, and moon during a new moon?

• The sun, earth, and moon are aligned.

• The moon is behind the earth.

• The earth is between the sun and the moon.

• The moon is farthest from the earth.

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NGSS.MS-ESS1-1

What happens to the moon during the waxing phase?

• It becomes less visible.

• It appears to grow larger.

• It changes color.

• It stops moving.

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During which phase is the moon nearly invisible?

• Full moon

• New moon

• First quarter

• Last quarter

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What is the visible shape of the moon during the first quarter phase?

• Full moon

• Crescent

• Half moon

• Gibbous

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What happens during the waning gibbous phase?

• The moon grows larger.

• The moon shrinks back.

• The moon is completely dark.

• The moon becomes invisible.

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How long does it take for the moon to complete its lunar cycle?

• 14 days

• 29.5 days

• 30 days

• 28 days

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What is the observable effect when the moon is waning?

• It appears to grow larger.

• It appears to change color.

• It seems to get smaller.

• It becomes brighter.

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NGSS.MS-ESS1-1

What does the term "gibbous" refer to?

• A flat surface

• A crescent shape

• A rounded or convex shape

• A star

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NGSS.MS-ESS1-1