Question To make a box easier to push across the room, you would: A make the floor rougher B increase the mass in the box C decrease the mass in the box

Two trains leave a station at the same time, train a travels at a constant speed of 16 m/s. train b starts at 8.0 m/s but accelerates constantly at 1.0 m/s squared. after 10.0 seconds, which train has the greater speed?

Friction removes energy from objects in motion. which statement best describes how this works? a) friction transforms ke into thermal energy b) friction transfers thermal energy to ke c) friction transforms te into pe d) friction transforms pe into ke e) friction transfers ke into pe

Two balls, each with a mass of 0.5 kg, collide on a pool table. is the law of conservation of momentum satisfied in this collision? explain why or why not.