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Stars - The Sun

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Term
Definition
show The lowest layer of the Suns atmosphere ~ 400 Km thick.  
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Chromosphere   show
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Corona   show
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show Gas flows from the corona of the Sun at high speeds it carries charged particles or ions through the entire solar system  
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show Dark spots on the surface of the photosphere, actually very bright but appear darker than surrounding areas because they are cooler.  
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show Violent eruptions of particles and radiation from the surface of the sun often released energy as part of the solar wind.  
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show An arc of gas ejected from the chromosphere, or gas that condenses in the inner corona and rains back to the surface  
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Fusion   show
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Fission   show
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Spectrum   show
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show groups of stars named by ancient peoples that represent animals, mythological characters or everyday objects  
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Binary star   show
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show The apparent shift of a stars position caused by the motion of the observer as the Earth orbits the sun  
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Apparent magnitude   show
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show The brightness of a star if it were placed at a distance of 10 pc  
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Luminosity   show
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Hertzsprung-Russell diagram   show
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show Stars on the H-R diagram that fall along the broad strip that runs from the upper left to the lower right corner of the diagram. This strip represents 90 percent of stars including the Sun  
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nebula   show
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show The beginning of a new star formed as an interstellar dust cloud condenses and heats up at the center  
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neutron star   show
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Supernovae   show
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show The dense object of a star that remains after its core collapses, compacting matter into a smaller and smaller volume.  
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Created by: mthigscience
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