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Due to its low density, ____ could theoretically float on water.
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1. Mercury
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____ has a faint ring system and 27 known moons.
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2. Venus
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____ is the largest planet. Ganymede is its largest moon.
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3. Earth
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____ and Venus have no moons.
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4. Mars
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On ____, the Sun rises in the West and sets in the East.
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5. Jupiter
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The presence of ____ was mathematically predicted in 1846.
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6. Saturn
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____ is one astronomical unit (93 million miles) from the Sun.
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7. Uranus
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____ appears red due to iron oxide (rust) on its surface.
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8. Neptune
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