Key term for Edexcel GCSE Physics, used in Heat, Specific Heat and Latent Heat.
The physical process where a substance moves from one state of matter to another (e.g., solid to liquid) due to a change in the potential energy of its particles.
Change of state appears in Edexcel GCSE Physics revision content for Particle model, especially Heat, Specific Heat and Latent Heat and Heating a System.
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