Which one of the following is true?
Correct answer: B. The moon has no atmosphere or magnetic field
- A. The moon has both atmosphere and magnetic field
- B. The moon has no atmosphere or magnetic field
- C. The moon has atmosphere but no magnetic field
- D. The moon has magnetic field but no atmosphere
Explanation
The Moon has no substantial atmosphere and no global magnetic field, so basic astronomy texts describe it this way. It does possess an extremely thin exosphere and small localized magnetic anomalies, but these are not treated as a normal atmosphere or planetary field.
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