[填空题]
Estimate the kinetic energp 9v33j7d6t s ,nifpj6 i+hddo e7qr8rkeu 0:ey of the Earth with rml05 5ji 6a/cst1x qht+w a6abespect to the Sun as the sum of two te +/at5 ctx5ia 01wj6sl6mhqabrms, (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
Post time 2025-2-18 20:00:22
