If atoms energy during a change of state, they are pulled together by attractive forces and become more organized.

Answer is: lose.

For example, molecule of water:

In solid (ice), molecules are closely packed, stiff and do not changes of shape or volume. Ice does not take on the shape of its container.  

Liquid water have definite volume, but no fixed shape.  

Gas (water vapor) does not have definite volume and fixed shape, it depends on its container.  

you need to have a picture of the atom that way we can answer it