Star a and Star B Both Have an Absolute Magnitude

question 85

Multiple Choice

Star A and star B both have an absolute magnitude of 2.0, but star A has an apparentmagnitude of 5.0 and star B has an apparent magnitude of 7.0. Which statement below is correct?

• A)Star A appears brighter than star B, but actually star B and star A are the same brightness.
• B)Star B appears brighter than star A, but actually star B and star A are the same brightness.
• C)Star A and star B appear to have the same brightness, but actually star B is brighter than starA.
• D)Star A and star B appear to have the same brightness, but actually star A is brighter than starB.
• E)It is impossible to determine how bright these stars are or appear to be relative to one another,given the information above.

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