You are not currently logged in. Please create an account or log in to view the full course. Classic View Physics Explore Physics Thermodynamics and Statistical Mechanics Classic View Contents Energy and Work Energy and Work ENERGY What is Energy? Prof. Douglas Halliday, Durham University ENERGY Changes in Energy Prof. Douglas Halliday, Durham University ENERGY The Conservation of Energy Prof. Douglas Halliday, Durham University ENERGY Work Prof. Douglas Halliday, Durham University ENERGY Power and Efficiency Prof. Douglas Halliday, Durham University