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MCQBeginnerSolar System
IAAC — 2021 Final Round
Question 34
The drawing below shows a comet in four positions around the Sun. For which position does the comet’s tail point in the correct direction?
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Source
Source: International Astronomy and Astrophysics Competition (IAAC), Final Round 2021. Question wording and answer-choice text are transcribed from the official training PDF; the explanation and metadata are original. Figure-dependent item: consult the official PDF page 7 for the comet-orbit diagram. The supplied official solution PDF lists answer keys only through Question 30; this answer is independently derived.