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Home Q & A Board Science-Related Homework Help Physics Astronomy
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Charlie Lem Charlie Lem
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2 years ago
Why do sunspots appear dark?
      
a. They are composed of different elements than the rest of the sun.
      
b. They are regions that are significantly cooler than the rest of the photosphere.
      
c. They are regions nearly devoid of gas.
      
d. They are regions that do not emit any radiation.
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bio_manbio_man
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2 years ago
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