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14 Cards in this Set
- Front
- Back
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solar system
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made up of a star and the objects that orbit around it.
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planet
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large object that orbits a star
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moon
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a natural object that orbits a planet
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asteroid
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rock that revolves around the sun
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revolution
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one complete trip around the sun
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rotation
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a complete spin on its axis
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Galilean moons
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Jupiter's largest moons Ganymede, Callisto, Io, and Europa
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comet
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a mixture of frozen gases,ice,dust and rock that move in an orbit around the sun.
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dwarf planet
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an object that is spherical in shape, orbits the sun and does not clear its orbit of smaller debris
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star
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an object that produces its own energy, including heat and light
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nebula
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huge cloud of gases and dust.
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white dwarf
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a small and very dense star that shines with a cooler white light.
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supernova
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an exploding star
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constellations
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patterns in the night sky
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