An astronomical unit (AU)is a unit of:
A) time equal to the time taken for light to travel from the Sun to Earth.
B) length, defined as the wavelength of light from krypton gas.
C) length, the average distance between the Sun and Earth.
D) mass equal to one solar mass.

Question

Quizplus · Accepted Answer

An astronomical unit is defined as the average distance between the Sun and Earth, which is approximately 149.6 million kilometers or 93 million miles.

An Astronomical Unit (AU)is a Unit Of