gc textbook chapter 8 Rotational Motion (id: 3b8531213)

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本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 unclassified

[填空题]
Estimate the kinetic energy ofofm,y;9qq l/5 +-;ew ll+ hft ca0lbfl the Earth *wvle0of9w zovxh)t )c o1f ;-with respect to the Sun as the sum of two tel*;wot9cx eh)o0zovf v) -1fwrms,
(a) that due to its daily rotation about its axis,$KE_{daily}$=    $\times10^{29 }$ J
(b) that due to its yearly revolution about the Sun. $KE_{yearly}$+    $\times10^{33 }$ J [Assume the Earth is a uniform sphere with $6 \times10^{ 24}$ kg and $6.4 \times10^{6 }$ m and is $1.5 \times10^{8 }$ km from the Sun.]$KE_{daily}$ + $KE_{yearly}$ =    $ \times10^{33 }$ J

参考答案:
空格1: 2.6±2%  空格2: 2.7±2%  空格3: 2.6±2% 


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