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]
One 20-year-old twin brothe lyohdffa,9sm0f/3 :duqoq2 5r takes a space1:uo j(:ksxm -b8fqvsqtd 5jb)he-k 6 trip with a speed of 0.80c for 30 years according to a clock on the spaceship. Upon returning to the Earth, what is his own age and the age of the Earth-based twin br ke5o6jsbhqb-1)x -ktj ::q v8(msfud other?
A. 20; 30
B. 30; 50
C. 50; 70
D. 70; 90
参考答案: C
本题详细解析:
暂无
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