Physics Unit8: Rotational Motion (id: 7f9401303)

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本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 Generic Physics

[单选题]
The Earth moves about the Sun in an b(yqy;s;jnx35o j(ko elliptical orbm eok:0 :(ti/fy q qmf)j.of4vit. As the Earth moves close to the Sun, then which of the following best describes the orbmo:ekqvmtf:f.i 4() / jqf0yo iting speed of the Earth about the Sun?

A. increases
B. decreases
C. remains constant
D. none of the above


参考答案:  A


本题详细解析: 暂无