Multiple choice general knowledge science & technology

The smallest planet in the solar system.

  1. Mercury

  2. Venus

  3. Pluto

  4. Jupiter
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Mercury is the smallest planet in our solar system, with a diameter of about 4,880 km. It's also the closest planet to the Sun. Pluto was reclassified as a dwarf planet in 2006, so it's no longer considered a planet.

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