GK
SOLAR SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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An astronomical unit (AU) is the average distance
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between Mercury and the sun.
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between Mercury and Pluto.
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light travels in 1 minute.
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between Earth and the sun.
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Explanation:
Detailed explanation-1: -The astronomical unit (symbol: au, or AU or AU) is a unit of length, roughly the distance from Earth to the Sun and approximately equal to 150 million kilometres (93 million miles) or 8.3 light-minutes.
Detailed explanation-2: -The average distance between the Earth and the Sun is called astronomical unit. Its value is approximately equal to 1.5×1011 m.
Detailed explanation-3: -An AU is simply the average distance between the Earth and the Sun. Because the Earth’s orbit around the Sun is an ellipse, the Earth is not always the same distance from the Sun.
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