Which two things determine an objects monentruma- mass and velocity b- direction and speedc- speed and velocity d- speed and distance traveled

Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?

The ozone hole appears in antarctica during

1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?