[填空题]
Estimate what the value of G would need to be if you could a2 hd5ez:yq n/,;yhgy uctually.xv ufb i1mrr7)6, 6woztq(sx "feel" yourself gravitationally attracted to someone near you. Make reasonable assumptions, lib1wx v6 u,s)o.6f 7(qxzmirtrke F $\approx 1 \mathrm{~N}$ . $\times 10^{-5}$
