Solar System - Set 1 Quiz

Report 1 / 5

Which of the following is the definition of the astronomical unit?

Difficulty Level: Medium

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Which of the following is the reason why astronomist did not use kilometres to measure the distance?

Difficulty Level: Medium

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Is there any solar system out there which is similar to our solar system?

Difficulty Level: Medium

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Which of the planets is the closest to the Sun?

Difficulty Level: Easy

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Neptune takes the longest time to orbit around the Sun.

True or false?

Difficulty Level: Easy