Question

write the answer to this question in the space to the right: what does an astronomical unit (au) measure, and approximately how many aus is earth from the sun?

Explanation:

An astronomical unit (AU) is a unit of length used to measure distances in the solar - system. It is defined as the average distance between the Earth and the Sun. By definition, the Earth is approximately 1 AU from the Sun.

Answer:

An astronomical unit (AU) measures distances in the solar - system. Earth is approximately 1 AU from the Sun.