What is the relationship between stars absolute magnitude and temperature? A. inversely proportional B. the same/equal C. Directly Proportional D. No relationship
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What is the relationship between stars absolute magnitude and temperature? A. inversely proportional B. the same/equal C. Directly Proportional D. No relationship
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Answer:
D
Remember that magnitudes decrease with increasing brightness, so if B - V is small, the star is bluer (and hotter) than if B - V is large. For example, for a star with B = 6.7 and V = 8.2, the magnitude in the B filter is brighter than the magnitude in the V filter, and B - V = -1.5.
Explanation:
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