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doit_the_clown doit_the_clown
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7 years ago
What name is given to an irregular dark line or streak often seen in H photographs of the solar photosphere, often associated with sunspots?
   A)  A granule    B)  A spicule    C)  A filament    D)  A plage
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Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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hyponoticahyponotica
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7 years ago
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