1. a 59 kg person is in a vehicle travelling at 41 m/s. the vehicle runs into a telephone pole. at impact, it
takes the vehicle 192 milliseconds to come to a stop.
a. what is the average force exerted on the person?
b. some people think they can stop their bodies from lurching forward in a vehicle by putting their
hands on the dashboard. find the mass of an object that has a weight equal to the force you just
calculated. could you lift such a mass? are you strong enough to stop your body with your arms?