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Which of these planets is smaller than Earth?

77%
Ascent stage of the Apollo 11 Lunar Module, 21st July 1969.
Retry Correct Incorrect The size of the planets in order from smallest to largest is Mercury, Mars, Venus, Earth, Neptune, Uranus, Saturn, and Jupiter. Mercury is the first planet from the sun, and Earth is the third.
SSPL/Getty Images
SSPL/Getty Images

Which of these planets is smaller than Earth?

  • Neptune
  • Jupiter
  • Uranus
  • Mercury
77%

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