Q14
Parsec is the unit of measurement of ________
A.
Density of stars
B.
Astronomical distance
AnswerC.
Brightness of heavenly bodies
D.
Orbital velocity of giant stars
Answer: Option B
Solution
Answer: Option B
Solution:
Basically, it's a unit of length used to measure the astronomically large distances between objects beyond our Solar System. One parsec is the distance at which one astronomical unit subtends an angle of one arcsecond.