In this episode we look at the definition of diffusion and the factors that affect the rate of diffusion.

11. GCSE science and biology – exchange surfaces

Short podcasts to help you learn content for AQA GCSE science for Biology, Chemistry and Physics whether you're doing Separate or Combined Science. Don't forget to check out The Science Break on Youtube, @thesciencebreak on Insta and of course the website, thesciencebreak.com.