Tyler has learned that potential energy is energy stored. tyler's teacher asks the students to come up with a demonstration of potential energy. which of the following would  best  work for this demonstration? aa parked car in the drivewaybwheels spinning on the groundca rock after it has been thrownda child at the top of a slide

You are driving to the grocery store at 20 m/s. you are 110m from an intersection when the traffic light turns red. assume that your reaction time is 0.50s and that your car brakes with constant acceleration. how far are you from the intersection when you begin to apply the brakes? what acceleration will bring you to rest right at the intersection? how long does it take you to stop after the light changes? the known values: vi=20m/s xi=110m t=.50s vf=0m/s xf=0m a=?