As the ice melts into liquid water, what happens to the kinetic energy of the particles in the sample?

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? ?

If the pressure in a gas is doubled while its volume is held constant. true or false

What about a rubber band, can it change its shape? is it a solid?