Interactive activity: States of matter - AQA Learn about states of matter and see what happens when they change with this interactive activity designed for the GCSE AQA physics specification.

Density describes how closely packed the particles are in a solid, liquid or gas. There is little difference between the density of a liquid and its corresponding solid (eg water and ice). This is ...

The 2024-25 Premier League table promises to be tight from top to bottom as some almighty scraps will take place over the next nine months. [ MORE: Premier League 2024-25 schedule, how to watch live] ...