太阳与地球的距离为1.5×10^11米,太阳光以平行光束太阳与地球的距离为1.5^11米,太阳光以平行光束入射到地面.地球表面2/3的面积被水面覆盖,太阳在一年中辐射到地球表面水面部分的总能量W约

太阳与地球的距离为1.5×10^11米,太阳光以平行光束太阳与地球的距离为1.5^11米,太阳光以平行光束入射到地面.地球表面2/3的面积被水面覆盖,太阳在一年中辐射到地球表面水面部分的总能量W约
太阳与地球的距离为1.5×10^11米,太阳光以平行光束
太阳与地球的距离为1.5^11米,太阳光以平行光束入射到地面.地球表面2/3的面积被水面覆盖,太阳在一年中辐射到地球表面水面部分的总能量W约为1.87*10^24焦.设水面对太阳辐射的平均反射率为7%,而且将吸收到的35%能量重新辐射出去.太阳辐射可将水面的水蒸发（设在常温、常压下蒸发1千克水需要2.2*10^6焦的能量）,而后凝结成水滴降落到地面.
（1）估算整个地球表面的平均降水量（以毫米表示,地球面积为5*10^14平方米）

太阳与地球的距离为1.5×10^11米,太阳光以平行光束太阳与地球的距离为1.5^11米,太阳光以平行光束入射到地面.地球表面2/3的面积被水面覆盖,太阳在一年中辐射到地球表面水面部分的总能量W约
1.87*10^24J*93%*65%,此为水吸收到太阳辐射能量.
1.87*10^24J*93%*65%/(2.2*10^6J/kg),此为蒸发水的质量（单位kg）
除以水的密度1*10^3(kg/m^3),得到水的体积(单位m^3),
再除以地球的总面积：5*10^14（单位m^2）
1.87*10^24*0.93*0.65/(2.2*10^6)/10^3/(5*10^14)(单位m)
数量级：24-6-3-14=1
数字：1.87*0.93*0.65/2.2/5=0.1027
结果：0.1027*10(m)=1.027m=1027毫米.
P.S.过程应该没错,数字不对,看看题目数字有没抄错了.

+_+ oh my god

海洋吸收到的热量 Q=W·η=1.87×10^24×93%×65%=1.13×10^24J
这些热量可以蒸发的水的质量为 (1.13×10^24J)/(2.2×10^6J/kg)=5.14×10^17kg
水的体积为V=m/ρ=5.14×10^17/10^3=5.14×10^14(m^3)
降水高度为h=V/S=(5.14×10^14)/(5*10^14)=1.028m=1...

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海洋吸收到的热量 Q=W·η=1.87×10^24×93%×65%=1.13×10^24J
这些热量可以蒸发的水的质量为 (1.13×10^24J)/(2.2×10^6J/kg)=5.14×10^17kg
水的体积为V=m/ρ=5.14×10^17/10^3=5.14×10^14(m^3)
降水高度为h=V/S=(5.14×10^14)/(5*10^14)=1.028m=1028mm
平均降水量为1028mm
这是我亲自又算一遍的，还有这样的题请联系zhanghuilian-98022@163.com

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As a baby domiciliary electrical accessories be advised experts in the curlers on the aggressive arts of the next.GHD IV Mini Styler hair curler hair characteristics of non-injury and won a lot of pra...

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