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Physics Unit5: Circular Motion & Gravitation (id: e1bb74a77)

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admin 发表于 2024-2-5 20:31:42 | 显示全部楼层 |阅读模式
本题目来源于试卷: Physics Unit5: Circular Motion & Gravitation,类别为 通用国际物理

[单选题]
The speed of Halley's Comet, while traveling in its elliptical orbiv6bk5 b-mh5q9nohmm- t ade1xdf7xwjs2 / c358n 0n oibzround the S7 /x1ndin2xc 0o3sjedwz5 b 8fun,

A. is constant.
B. increases as it nears the Sun.
C. decreases as it nears the Sun.
D. is zero at two points in the orbit.


参考答案:  B


本题详细解析: 暂无

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