Spec 1PH0
Revise Edexcel GCSE Physics 3.2 Dissipation and efficiency with the worksheets, question bank, lessons, revision guides, and flashcards.
Explain that mechanical processes become wasteful when they cause a rise in temperature so dissipating energy in heating the surroundings. • Explain, using examples, how in all system changes energy is dissipated so that it is stored in less useful ways.
