Respuesta :

jaliyahparis09

Answer:One Astronomical Unit is the distance between the Earth and the Sun, this acts as a sort of a cosmic metre stick. Astronomers don't and cannot measure distances. Distances are merely inferred from what actually has been measured, such as an angle, a relative luminosity, a time period

Explanation:

explosivetacocat

Answer:

you would have to use decimals in the quadrillionths if you measure in meters. so 11 0s before the number

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