A Particular Star Is at a Distance of 5 Pc

question 225

Multiple Choice

A particular star is at a distance of 5 pc from Earth. For this star, the apparent magnitude will have

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

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