Chemistry · C1

Particles and their behaviour

Everything around you — this page, the air in your lungs, the water in a glass — is built from particles far too small to see. This unit builds that idea, then pushes it until it nearly breaks.

6 of 6 lessons written · statutory area: The particulate nature of matter

  1. 1The particle modelMODEL
  2. 2Solids, liquids and gasesCONTRAST
  3. 3Changes of statePROCESS
  4. 4Gas pressureMODEL
  5. 5DiffusionMODEL
  6. 6Testing the model: does it explain everything?INVESTIGATION