Multiple Choice
The parsec is defined so that a star at a distance of 1 parsec has a parallax of one arcsecond. If a star is located at a distance of 40 parsecs, what is its parallax?
A) 0.25 arcseconds
B) 0.025 arcseconds
C) 0.04 arcseconds
D) 0.05 arcseconds
Correct Answer:
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