Slide 1© Boardworks Ltd 2003 KS4 Energy transfers and Efficiency Slide 2 © Boardworks Ltd 2003 Machines change energy from one form to another DeviceInput energy Output…

Slide 1 © Boardworks Ltd 2005 1 of 33 KS4 Physics Energy Transfers Slide 2 © Boardworks Ltd 2005 2 of 33 Energy Transfers Useful energy Conservation of energy Efficiency…

Slide 1 Slide 2 Conservation of Energy Lesson Objectives: All must know that energy an be neither created nor destroyed but it can be changed from one form into another.…

PowerPoint Presentation Many household objects are designed to transfer energy from one form into another useful form. What is a useful energy transfer? electrical energy…

8I Energy resources 7I Energy resources Fuels What is a fuel? What types of energy does burning a fuel produce? Name 3 fuels. Burning fuels experiment You are going to burn…