Aphysics book slides off a horizontal tabletop with a speed of 3.90 m/s . it strikes the floor in 0.350 s . ignore air resistance. find the height of the tabletop above the floor.

Jason is a body builder. despite being more fit, he weighs more than his brother ryan, who is the same height. which is a possible reason? a. jason has more muscle mass than ryan does. b. jason has more body fat than ryan does. c. jason has more muscle mass and body fat than ryan does d. jason has less body fat than ryan does.

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?

What is the angular momentum of the bar about the axle?