A Particular Star Is at a Distance of 20 Pc

question 191

Multiple Choice

A particular star is at a distance of 20 pc from Earth. For this star, the apparent magnitude will have

• A) a larger value than its absolute magnitude.
• B) a smaller value than its absolute magnitude.
• C) the same value as its absolute magnitude, since magnitude is independent of distance.
• D) a larger or a smaller value than the absolute magnitude, depending on the temperature and diameter of the star.

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