Multiple choice

The four largest planets of the Solar System in decreasing size are ______.

  1. Jupiter, Mercury, Saturn and Uranus

  2. Mercury, Jupiter, Saturn and Neptune

  3. Jupiter, Saturn, Uranus and Neptune

  4. Jupiter, Mercury, Saturn and Neptune
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The four largest planets in our solar system are Jupiter, Saturn, Uranus, and Neptune, in that order of decreasing size. Jupiter is the largest at about 11 times Earth's diameter, followed by Saturn (9 times), Uranus (4 times), and Neptune (slightly smaller than Uranus at 3.9 times). Mercury is the smallest planet, not the second-largest.

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