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doit_the_clown doit_the_clown
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7 years ago
The star Alphard has an apparent magnitude of 2.0, and the star Megrez has an apparent magnitude of 3.3. The only thing that can be said with certainty about Alphard is that
A)   it is brighter than Megrez, as seen in our sky.
B)   it has a greater luminosity than Megrez.
C)   it is fainter than Megrez, as seen in our sky.
D)   it is closer than Megrez.
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
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7 years ago
Just got PERFECT on my quiz
Tabitha.davis
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this is exactly what I needed
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This helped my grade so much Perfect
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