A-A+
Of the sun s total output of radiant energy
问题详情
Of the sun, s total output of radiant energy, the earth receives____________.
A.one tenth
B.one millionth
C.all that comes from the surface of the sun
D.a very small portion请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:D
D事实细节题。文中最后一句说,事实上,地球只接收了太阳所有辐射能量的百万分之零点五,所以是相当小的一个比例。