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Last Post 3/9/2006 12:36 PM by  Dawn Myers
spots color
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Jim Stryder



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3/9/2006 10:52 AM

    Dennis (BC)

    What give's a sunspot it's black color?

    Dawn Myers



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    Posts:151
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    3/9/2006 12:36 PM
    Hello Dennis A sunspot appears darker then the rest of the photosphere because it is cooler than the surrounding photosphere. The photosphere is 5800 Kelvin whereas a sunspot is only 3800 Kelvin. Dawn

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