Santa slips and slide off your neighbor's roof. Santa, 100 kg, was sliding at 2 m/s when he fell off the 3 m high roof. How fast is Santa going by the time he is reaching the ground? Show work.

1400 kg car has a speed of 27 m/s. if it takes 7 s to stop the car, what is the impulse and the average force acting on the car?

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

Which subatomic particle has a negative charge