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18 Cards in this Set
- Front
- Back
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sheets of colored light produced by a magnetic storm in the Earth’s upper atmosphere
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aurora
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thin layer of the Sun’s atmosphere that lies above the photosphere and glows with a reddish light; color sphere
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chromosphere
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region around the Sun’s radiative zone in which moving gases transfer energy
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convective zone
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outermost layer of the Sun’s atmosphere; crown
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corona
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body that is smaller than a planet and orbits the planet
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moon
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nebular theory theory that the Sun and the planets condensed out of a spinning cloud of gas and dust
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nebular theory
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innermost layer of the solar atmosphere; light sphere
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photosphere
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any one of the nine major bodies that orbit the Sun
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planet
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small body of matter that formed in the outer regions of the solar nebula while the Sun was forming in its center
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planetesimal
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cloud of glowing gases that arches high above the Sun’s surface
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prominence
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large body of matter that formed from the coalescence of planetesimals in the solar nebula
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protoplanet
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region surrounding the core of the Sun in which energy is transferred in the form of electromagnetic waves
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radiative zone
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sudden, violent eruption of electrically charged atomic particles from the Sun’s surface
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solar flare
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cloud of gas and dust that developed into the solar system
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solar nebula
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the Sun and the bodies that revolve around it
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solar system
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electrically charged atomic particles that stream out into space through holes in the Sun’s corona
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solar wind
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cool, dark area of gas within the photosphere caused by powerful magnetic fields
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sunspot
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periodic variation in the number of sunspots that occurs approximately every 11 years
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sunspot cycle
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