The interactive activity on this page is designed to visualise the states of matter and what happens when substances change state. You can use it to help your revision. There are three main states ...

Step into our online science lab and learn more about states of matter. Interact with the activity ... Use this interactive solid to liquid to gas diagram to see what happens to the particles ...

For a hundred years, physicists have grappled with a seemingly simple question: How can the transition of substances into different states be easily predicted? Understanding the three states of ...