A raft is 7.2 m wide and 6.0 m long. When a horse is loaded onto the raft, it sinks 2.3 cm deeper into the water. What is the weight of the horse

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

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=?

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge