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Câu hỏi:
A person on the Moon would weigh less than on the Earth because ________.
- A. of the composition of lunar soil
- B. the surface gravity of the Moon is less
- C. the Moon has no atmosphere
- D. the Moon has no active tectonic or volcanic activity
Lời giải tham khảo:
Đáp án đúng: B
Dẫn chứng: The surface gravity of the Moon is about one-sixth that of the Earth’s. Therefore, a man weighing 82 kilograms on Earth would only weigh 14 kilograms on the Moon.
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