[填空题]
What is thedistance f+tnv g1ka5dl*1ym+rn rom the Earth’s center *.-,q ugj4nbzgmb 8weto a point outside the Earth where thegravitational accel, 4bnj-8g*wgebq m.uz eration due to the Earth is $\frac{1}{10}$ of its value atthe Earth’s surface? $\times10^7$
