問題詳情
一. 單選題(每題 4 分，共 12 分，答錯不倒扣)
1.科學家們利用芮氏規模來度量地震的強度，設 I 為地震時所釋放的相對能量強度，芮氏規模 r 之定義為 r＝log I，1999年台灣發生兩次大地震，9 月 21 日的集集大地震是芮氏規模 7.3。10 月 22 日嘉義大地震是芮氏規模 6.4。就釋放出的相對能量強度而言，集集大地震為嘉義大地震的大約多少倍？
(A)1.2 倍
(B)3 倍
(C)8 倍
(D)9 倍
(E)27 倍
1.科學家們利用芮氏規模來度量地震的強度，設 I 為地震時所釋放的相對能量強度，芮氏規模 r 之定義為 r＝log I，1999年台灣發生兩次大地震，9 月 21 日的集集大地震是芮氏規模 7.3。10 月 22 日嘉義大地震是芮氏規模 6.4。就釋放出的相對能量強度而言，集集大地震為嘉義大地震的大約多少倍？
(A)1.2 倍
(B)3 倍
(C)8 倍
(D)9 倍
(E)27 倍
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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