Which term is an example of a social effect of abuse? abusive behavior, illness, eating disorder, high self-estee

Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.

Which of the following examples illustrates static friction? a box sits stationary on a ramp. a ball rolling on the lawn eventually comes to rest. a car rounds a curve on a road. a fish swims upstream.

As you lift an 88 n box straight upward you produce a power of 72 w. what is the speed of the box?