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6 Cards in this Set
- Front
- Back
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universe
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earth, planets, sun, stars, and everything in space
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astronomy
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knowledge of stars
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constellations
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patterns of stars in the sky
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gravitational pull
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the pull that planets (and other objects) have on each other
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NASA
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National Aeronautics and Space Administration
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solar system
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the sun and all the planets that travel around the sun
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