問題詳情
39.大偉和爸爸去海邊釣魚時,發現浮標放入海水中的情形如圖九所示,假如下次他用相同的釣竿在淡水湖邊釣魚,則湖水的水平面可能會在浮標的何處? 
(A)浮標完全没入湖水中
(B)乙處
(C)維持原來水位
(D)甲處
(A)浮標完全没入湖水中
(B)乙處
(C)維持原來水位
(D)甲處
參考答案
無參考答案
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