A. 16.5 billion years
B. 15.5 billion years
C. 13.5 billion years
D. 14.5 billion years
Astronomy MCQs
Approximate age of earth is ________?
A. 4.14 billion years
B. 4.64 billion years
C. 4.54 billion years
D. 4.34 billion years
Nearest galaxy to milky way Galaxy is ________?
A. Messier 81
B. Andromeda
C. Triangulum
D. Whirlpool
One Astronomical unit is equal to how much Km in whole numbers?
A. 160 million km
B. 140 million km
C. 150 million km
D. 130 million km