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Câu hỏi:
Why do we weigh much on the earth than on Mercury? - Because …………..
- A. Mercury is nearer to the sun.
- B. Mercury has got less gravity than the earth.
- C. Mercury is much hotter.
- D. none are correct.
Lời giải tham khảo:
Đáp án đúng: A
Dẫn chứng: Mercury is half the size of the earth. Because it is much lighter, it has much less gravity.
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