Calculate the root mean square velocity of the nitrogen molecules, in meters per second (m/s). Do not include the unit of measure in your answer.

Ben(55 kg) is standing on very slippery ice when junior(25kg) bumps into him. junior was moving at a speed of 8m/s before the collision and ben and junior embrace after the collision. find the speed of ben and junior as they move across the ice after the collision .

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?