[填空题]
Estimate the kinetic energy of the Earth with respect to the Sun as the 7ynd jg*vs oui8414ppan+ra + e,z cn7sum ofbu;ojy*k-n 9;f 7)j7asa0hehg 8 katk two terma9a g-k7yo; fh;7hk8jsa jnt0)bue* ks, (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
