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15 Cards in this Set
- Front
- Back
The system composed of the sun and the planets and other bodies that travel around the sun.
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Solar System
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Mixture of gas and dust that forms a huge cloud and is primarily made of hydrogen and helium
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Nebula
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Building Blocks of planets.
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planetesimals
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Spining on axis
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Rotation
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A path something Takes
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Orbit
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the elliptical motion of a body as it orbits another body in space
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Revolution
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A closed curve in which the sum of the distances from the edge of the curve to two poins inside the ellipse is always the same
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Ellipse
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The sun's Outer atmosphere
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Corona
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The center of the sun where the sun's energy is produced.
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Core
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A thin region of the suns atmosphere between the corona and the photosphere.
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Chromosphere
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The layer of the sun at which the gasses get thick enough to see; the surface of the sun
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photosphere
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An area on the photosphere of the sun that is cooler than surrounding areas.
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sunspots
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Giant storms on the surface of the sun
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Solar Flares
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A region of the sun where gasses circulate in convection currents.
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Convection zone
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Very dense region that takes light million of years to pass through on the sun.
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Radiation zone
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