問題詳情
7.附圖為固體地球構造分層示意圖。下列有關此圖的敘述何者正確?
(A)固體地球構造均勻,甲、乙、丙三層密度相等
(B)我們所調的軟流圈就是乙層
(C)丙層主要的組成元素,科學家推測應為鐵、鎳等金屬
(D)固體地球的分層主要是依據由地表往下的深度。
參考答案
無參考答案
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