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Home Q & A Board Science-Related Homework Help Physics
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doit_the_clown doit_the_clown
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7 years ago
Two stars whose apparent magnitudes differ from each other by five magnitudes have a ratio of brightnesses of
   A)  25.    B)  10.    C)  100.    D)  2.5.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
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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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doit_the_clown Author
wrote...

7 years ago
Smart ... Thanks!
missnoname
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
loki1345
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2 hours ago
Thank you, thank you, thank you!
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