045_Moon Phases & Lunar Cycle_8th Grade Science

There are 8 distinct moon phases in the lunar cycle, and each phase last about 3-4 days. This means that one entire lunar cycle will last about - 

• A month

• A year

• A week

• A day

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NGSS.MS-ESS1-1

How many phases are in the lunar cycle?

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NGSS.MS-ESS1-1

When the Earth moves between the Sun and the Moon, blocking the sun's light from reaching the full moon, it is what we call a ​ (a)   eclipse. On the other hand, when the new moon moves between the Earth and the Sun, blocking the Sun's light from reaching the Earth, that is called a ​ (b)   eclipse.

• lunar
• solar
• Full
• Half

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NGSS.MS-ESS1-1

A student is building a model of a solar eclipse. Solar eclipses occur only during a new moon phase. Which motion best demonstrates a solar eclipse?

• Earth moves between the sun and the moon, casting a shadow of the moon on the sun.

• Earth moves between the sun and the moon, casting a shadow of Earth on the moon.

• The sun moves between the moon and Earth, casting a shadow of the sun on Earth.

• The moon moves between the sun and Earth, casting a shadow of the moon on Earth.

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NGSS.MS-ESS1-1

A student keeps a record of the phases of the moon for one month. On the first night of the student’s observations, the full moon is visible in the sky. After the full moon, which of these phases will the student observe next?

• Waxing crescent moon

• Waning crescent moon

• Waning gibbous moon

• Waxing gibbous moon

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NGSS.MS-ESS1-1

Complete the blank below:

 

New moon -> Waxing Crescent -> _____________________ -> Waxing Gibbous -> Full Moon

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NGSS.MS-ESS1-1

What do we call the circular object in the night sky that is white in color when sunlight shines on it and is Earth's natural satellite?

• Pluto

• Sun

• Moon

• Frank Sinatra

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NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

A student decided to observe the phases of the moon for one month. On the very first night of her observation, she observed the moon was a new moon. Which of the following moon phases will the student observe next?

• waxing gibbous

• waxing crescent

• waning crescent

• full moon

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NGSS.MS-ESS1-1

Which of the following correctly lists the next three phases that will follow the waxing crescent?

• third quarter, waning gibbous, full moon

• full moon, waning gibbous, third quarter

• waning gibbous, third quarter, waning crescent

• first quarter, waxing gibbous, full moon

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NGSS.MS-ESS1-1

Which of the following diagrams shows the next four moon phases in the correct order?

• 
• 
• 
• 

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NGSS.MS-ESS1-1