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  • Define the term 'diffusion'
  • Describe diffusion in terms of particles and high or low concentration
  • Use the particle model to explain why diffusion is different in solids, liquids and gases
  • Define the term 'diffusion'
  • Describe diffusion in terms of particles and high or low concentration
  • Use the particle model to explain why diffusion is different in solids, liquids and gases

This lesson looks at the principle of diffusion and how it is relevant to each state of matter along with factors that can affect it.