Question

An astronomical unit is defined to be A the average distance from the Earth to the Moon. B the average distance from the Earth to the Sun. C the average distance from our Sun to the nearest star. D the average distance from our Sun to the closest planet, Mercury.

Answer 1

Answer:C

Explanation:it is the average distance between the earth and the and the sun which is about 93million miles or 150 million kilometers. astronomical units are usually use to measure distances within our solar system