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68. 聲音可以在水中傳播,並且受到海水的溫度、鹽度、壓力所影響。在水深比一公里深的海中,下列有關「聲音在海水中的傳播速度」的敘述,哪些是正確的? (應選兩項)(A) 基本上,海水中聲音傳播速度隨著水
問題詳情
68. 聲音可以在水中傳播,並且受到海水的溫度、鹽度、壓力所影響。在水深比一公里深的海中,下列有關「聲音在海水中的傳播速度」的敘述,哪些是正確的? (應選兩項)
(A) 基本上,海水中聲音傳播速度隨著水深而增快
(B) 基本上,海水中聲音傳播速度隨著水深而減慢
(C) 海水的鹽度、壓力增大,海水中聲音傳播速度增快
(D) 海水的鹽度、壓力增大,海水中聲音傳播速度減慢
參考答案
答案:
[無官方正解]
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