本题目来源于试卷: Physics Unit33: Astrophysics and Cosmology，类别为 Generic Physics
[单选题]
About 1 ms after the Big Bang, i(y,ofehn6s z9+nvqg6ogom* a+ 1 7q wthrlc) 8f*mt 13ld4x(eqt w,haz e temperature of the universe was about 1013 K. What energy (in eV) does thiq arzfc h43t)d,l*m (wt1lex 8s correspond to?
A. $1 \; keV$
B. $1 \; MeV$
C. $1 \; GeV$
D. $1 \; TeV$
参考答案: C
本题详细解析:
暂无
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Post time 2024-1-22 00:41:59