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What is an astronomical unit (AU)?

the diameter of the Sun
the radius of the Sun
the average distance between Earth and its moon
the average distance between Earth and the Sun

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Answer:

d

Step-by-step explanation:

User Easwee
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Answer:

An astronomical unit (AU) is the average distance between the Earth and the Sun, which is approximately 93 million miles or 149.6 million kilometers. It is used as a standard unit of distance in the field of astronomy.

User Bryce Ramgovind
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