問題詳情
23. 有關「宇宙背景輻射」的敘述，下列何者正確？
(A)是宇宙膨脹後所殘留的輻射能量
(B)背景輻射充斥於宇宙各處
(C)目前宇宙的背景溫度約為 3℃
(D)宇宙的背景溫度仍在下降中
(E)宇宙背景輻射的存在可作為大霹靂理論的重要佐證。
(A)是宇宙膨脹後所殘留的輻射能量
(B)背景輻射充斥於宇宙各處
(C)目前宇宙的背景溫度約為 3℃
(D)宇宙的背景溫度仍在下降中
(E)宇宙背景輻射的存在可作為大霹靂理論的重要佐證。
參考答案
答案：A,B,D,E
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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