Question

What is Astronomical unit (A.U.)?​

Answer 1

Answer:

The astronomical unit is a unit of length, roughly the distance from Earth to the Sun and equal to about 150 million kilometres. The actual distance varies as Earth orbits the Sun, from a maximum to a minimum and back again once each year .

Explanation:

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Answer 2

Explanation:

The astronomical unit is a unit of length, roughly the distance from Earth to the Sun and equal to about 150 million kilometres. The actual distance varies as Earth orbits the Sun, from a maximum to a minimum and back again once each year. 1 au or AU in: is equal to

Metric (SI) units: 1.495978707×1011 m