Changing Form

Everything around us is matter because it has mass and takes up space. Matter can exist in different states as solids, liquids and gases and can even change states! What do you think happens to matter if it goes through a change? Meaning, what happens to matter if its properties or characteristics change? Does that mean that amount of matter changes? Is there more or less matter after the change? Let’s engage in an investigation to see what happens to matter if it changes form!