Question

In making a phase transition from a liquid state to a gas state, what must happen to the energy and particle motion?

a

Energy must be added, particles must slow down


b

Energy must be added, particles must move faster


c

Energy must be removed, particles must slow down


d

Energy must be removed, particles must move faster

Answer 1

I would have to go with option

A. Energy must be added, particles must slow down

Hope this helps