[填空题]
During a Chicago storm, winds can whip horizont;rcse:zfp 6 c*ally at s5u q vi tb5kkk(on.7hwrh.-: lpeeds of 100km/h If the air strikes a person at the rate of 40kg/s per square meter and is brought to rest, estimate the force of toktwq7k.n.5-kb(u5 v ih:lhr he wind on a person. Assume the person is 1.50 m high and 0.50 m wide. Compare to the typical maximum force of friction $\mu\approx1.0$ between the person and the ground, if the person has a mass of 70 kg. N
$F_{on person}$ $F_{fr}$