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MCQBeginnerSolar System & Planetary Science
IAAC — 2019 Final Round
Question 14
The four big moons of Jupiter are Callisto, Europa, Ganymede, and Io. Which one of them has the smallest distance to Jupiter?
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Source
Source: International Astronomy and Astrophysics Competition (IAAC), Final Round 2019. Question wording and answer-choice text are transcribed from the official training PDF; the explanation and metadata are original.