Have you ever noticed what happens to ice cubes if you leave them out? The ice changes into a liquid. Or maybe you've noticed wh
at happens to a pot of water being heated on a stove. The water changes into a gas. Water changes from one state to another as it is heated or cooled. Can you describe a time when you observed water changing from one state to another?
Explanation:You could say when I Freeze a water bottle because before u put the water bottle in the freezer it is a liquid and once u put the water bottle in the freezer it turns into a solid.