4. [-/4 Points] DETAILS OSCOLPHYS1 7.2.013. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A car's bumper is designed to withstand a 5.76-km/h (1.6-m/s) collision with an immovable object without damage to the body of the car. The bumper cushions the shock by absorbing the force over a distance. Calculate the magnitude of the average force on a bumper that collapses 0.225 m while bringing a 810-kg car to rest from an initial speed of 1.6 m/s. Additional Materials Reading 5. [-/4 Points] DETAILS OSCOLPHYS1 7.3.017. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER