本题目来源于试卷: Physics Unit26: Special Theory of Relativity，类别为 国际高中通用物理
[单选题]
A spaceship takes a nonstop journey a tsd.p 7oov:.sewlwbiaa 8 1h ef)2bn gj5jwezlm9;3yr 9-((to a planet and returns in 10 hours according to a clock on the spaceship. If the speed of the se aghn9f 9le aww8b-y 5;3m1 (l)bj(irsjewz2paceship is 0.80c, how much time has elapsed on the Earth?
A. $3.2 \; h$
B. $7.0 \; h$
C. $15 \; h$
D. $17 \; h$
参考答案: D
本题详细解析:
暂无
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