Question Details

Detailed explanation and options for the selected question.

Which planet in our solar system has the longest rotation period (a ‘day’ longer than its year)?

A. Venus

B. Mercury

C. Mars

D. Jupiter

Explanation:

Venus has a day (243 Earth days) longer than its year (225 Earth days). Mercury has 59-day rotation, Mars 24.6 hours, Jupiter ~9.9 hours.

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