Earth's Place in Space

What is a planet?

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How long does it take Earth to complete one revolution around the Sun?

• 24 hours

• 365 days

• 365.25 days

• 363 days

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Do planets revolve around the Sun in an elliptical or circular orbi?t?

• Elliptical

• Circular

• Both

• Neither

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What is a galaxy?

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A ____ contains billions of stars, dust, and gas that are all held together by gravity.

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The Milky Way is a________that contains more than 200 billion stars.

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Between the inner and outer planets, there is a belt of space rocks called __.

Stars appear in the night sky at different times of the year because of Earth's ________

• rotation on its axis

• revolution around the Sun

What causes there to be longer number of hours of light during the summer

• Earth tilt's away from the sun in summer
• Earth's revolves slower in summer
• Earth tilts toward the sun in summer
• Earth is closer to the sun

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The Equator always gets direct sunlight. It is ____ near the Equator.

• Warm

• Cold

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