Everything in the universe is made up of matter, small non-visible particles called molecules and atoms. At school, we were taught that there are three states of matter; solid, liquid and gas.

Most of the time, we can easily distinguish between a solid, liquid, and gas simply by using our eyes. But material scientists who study these three states as well as the more bizarre examples ...

States of matter - Edexcel The three states of matter can be represented by the particle model. This model explains the properties of substances in their different states, as well as changes of state.

Now imagine a mountain, a lake and air.These three things are the three states in which matter occurs: solids, liquids, and gases. Mountains are made from rock. Rock is an example of a solid .

Exotic states. Now that the chain-melt phase of potassium is confirmed, it joins the known array of other unusual states of matter beyond gas, liquid, and solid.