The state of matter is a deceptively simple concept. It turns out that any material, no matter what it is made of, can exist in one of three forms: solid, liquid or gas. These are categories of ...

The questions in this quiz are suitable for GCSE chemistry students studying solids, liquids and gases and changes of state. If you struggled with the quiz, don't panic - we've got you!

In this lab, you will fill out a foldable on the three primary states of matter. Then you will watch a video showing ice melting from a solid to a liquid and boiling from a liquid to a gas. After ...

Although the three states of matter are solid, liquid, and gas, not all substances seem to fit perfectly into one of these groups. Take a look at the substance below and see if you can decide whether ...

A team of researchers from Switzerland and France and theoretical physicists in Canada and the U.S., including Rice University, believe they have found evidence of a theorized quantum phenomenon ...