A star is 10 parsecs from Earth. Which statement is true?
A) The star's apparent magnitude is smaller than its absolute magnitude.
B) The star's parallax is 1.0 arc seconds.
C) The star is about 33 ly away.
D) The star is in a different galaxy.
E) The star's apparent magnitude is larger than its absolute magnitude.

Question

Quizplus · Accepted Answer

The star is about 33 ly away.1 parsec = 3.26 ly10 parsecs = 10 * 3.26 ly = 32.6 ly

A Star Is 10 Parsecs from Earth