Unit 2 Chap 4 - Test - Moon and Lunar Phases

What does the term 'waxing' mean?

• Increasing

• Decreasing

• Less than half

• More than half

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NGSS.MS-ESS1-1

What does the term 'waning' mean?

• Increasing

• Decreasing

• Less than half

• More than half

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What does the term 'crescent' mean?

• Increasing

• Decreasing

• Less than half

• More than half

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What does the term 'gibbous' mean?

• Increasing

• Decreasing

• Less than half

• More than half

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What phenomenon is referred to by the term 'tide'.

• The rise and fall of the level of the oceans waters.

• The ebb and flow of rivers and lakes.

• The time it takes for the moon to complete the cycle of phases.

• Day and night

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NGSS.MS-ESS1-1

Exactly how long does it take for the moon to complete its cycle of phases?

• 29.5 days

• 27 days

• 365.25 days

• 24 hours

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Exactly how long does it take the Moon to complete 1 orbit around the Earth?

• 27 days

• 29.5 days

• 365.25 days

• 24 hours

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Why does the Moon appear in different shapes throughout the month?

• Because of the Moon’s position relative to the Sun and Earth

• Because of changes in the Earth’s atmosphere

• Because the Moon changes its shape naturally

• Because of the Earth’s rotation

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NGSS.MS-ESS1-1

Why are tides particularly high when the Sun, Moon, and Earth are in line?

• Because the gravitational forces of the Sun and the Moon combine

• Because the Earth’s rotation speeds up during these times

• Because the Sun’s gravity pulls water away from Earth

• Because the Moon’s distance from Earth changes

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NGSS.MS-ESS1-2

How often can you observe a full cycle of lunar phases?

• About once a month

• Every week

• Every day

• Twice a year

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