A-A+
The cause for the heat in the interior of the
问题详情
The cause for the heat in the interior of the earth is______.
A.radioactive elements
B.the great pressure of the earth
C.not determined
D.the heat remaining from the formation of the earth请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:C
解析:关于地热的成因,首段中介绍了三种理论,然而并未肯定任何一种理论可以单独解释,故A、B、D都应排除。