Which stores are fuller at the start and then empty?

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

Acaterpillar tries to climb straight up a wall a meter high, but for every 2 cm up it climbs, it slides down 1 cm. eventually, it reaches the top. when it reaches the top, it does not pull itself over so it will slide down 1 cm. what is the total displacement traveled?

The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot