A skater of mass 8000 g is carrying a box of mass 5 kg. The skater has a speed of 6 m/s with respect to the floor and is gliding without any friction on a smooth surface. a. Find the momentum of the...

A skater of mass 8000 g is carrying a box of mass 5 kg. The skater has a speed of 6 m/s with respect to the floor and is gliding without any friction on a smooth surface. a. Find the momentum of the box with respect to the floor. b. Find the momentum of the box with respect to the floor after she puts the box down on the frictionless skating surface.