本题目来源于试卷: .Gravity..，类别为 美国物理杯赛(Physics Bowl)
[单选题]
10.42: A comet moves in an elliptical i7u (a0 fevcjamy-/se r.im 69 orbit around the sun. As the comet m j/ ysou06 cai9oves from aphelion (the point on the orbit farthest from the sun) to perihelion (the point on soi0c6juy/ a 9 the orbit closest to the sun), which of the following results is true?
A.
B.
C.
D.
E.
参考答案: B
本题详细解析:
暂无
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