Question

what is astronomical unit​

Answer 1

a unit of measurement equal to 149.6 million kilometres, the mean distance from the centre of the earth to the centre of the sun.

(The astronomical unit is a unit of length, roughly the distance from Earth to the Sun. However, that distance varies as Earth orbits the Sun, from a maximum to a minimum and back again once a year.)

Unit of: Length

1 au, ua, or AU in: is equal to

Metric (SI) units: 149597870700 m

Unit system: Astronomical system of units; (Accepted for use with the SI)

Symbol: au, ua, or AU

Imperial & US units: 9.2956×107 mi

Astronomical units: 4.8481×10−6 pc; 1.5813×10−5 ly

Answer 2

1 astronomical Unit or 1 AU is the unit of measurment used for large distances . it is used for measyring distances between heavenly bodies in space . 1 AU is equal to 150 million kilometers

Explanation:

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