Physics Unit33: Astrophysics and Cosmology (id: b0ff7bdc4)

admin · Post time 2024-1-22 00:41:59

本题目来源于试卷: Physics Unit33: Astrophysics and Cosmology，类别为 Generic Physics

[单选题]
Estimate the speed ob x bka1l q)/1di5.xzku 6lon mszuq(7,oll9 +f a galaxy that is 10 billion light-years away.

A. $0.1 \; c$
B. $0.3 \; c$
C. $0.5 \; c$
D. $0.7 \; c$

参考答案: C

本题详细解析: 暂无

		Remember me	Forgot password?
Password			Register Now