Planetary Science Test Review 1

Which of the following best describes the tilt of the earth when it is summer in the northern hemisphere?

• The northern hemisphere is tilted towards the sun.

• The northern hemisphere is tilted away from the sun.

• The northern hemisphere is neither tilted towards or away from the sun.

• The southern hemisphere is tilted towards the sun.

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NGSS.MS-ESS1-1

The Earth is a tilted planet. What is the degree of the tilt?

• Approximately 25°

• 23.5°

• Exactly 25°

• 90° with respect to the sun

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NGSS.MS-ESS1-1

Which of the following best describes the Earth's tilt during the spring and fall equinoxes?

• The earth (northern hemisphere) is tilted away from the sun

• The earth (northern hemisphere) is tilted towards the sun

• The earth is tilted neither toward or away from the sun (tilt is side to side)

• The earth is not tilted during spring and fall

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NGSS.MS-ESS1-1

Which of the following best describes solstice?

• Either the longest or shortest day of the year for a hemisphere.

• December 21 or 22

• June 21 or 22

• All of the above

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NGSS.MS-ESS1-1

What is the shape of the Earth's orbit around the sun?

• circular

• square or rectangular

• elliptical (slightly oval)

• variable and changes with the seasons (no particular shape)

What effect does the tilt of the earth have?

• When the earth is tilted away from the sun we have night

• It causes the earth to be farther away from the sun at different times of the year

• When the earth is tilted away from the sun we have day

• It changes the angle that the sun strikes the earth in different land areas

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NGSS.MS-ESS1-1

How long does it take the Earth to make a full rotation?

• 24 hours

• 4 months

• 365 1/4 days

• 1 month

What would the seasons be like if the Earth's axis was straight up and down?

• Seasons would be the same

• There would be no seasons.

• Seasons would be more extreme

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NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

Why is the equator the warmest?

• Because it is closest to the sun

• Because no clouds form there

• Because it receives the most direct sunlight

• Because it is the farthest from the sun

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NGSS.MS-ESS2-6

The path Earth follows around the Sun is called ...

• Axis

• Orbit

• Equator

• Prime Meridian

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NGSS.MS-ESS1-1