energy 0.0 / 5 ? PhysicsEnergyGCSEAQA Created by: KBELL123Created on: 19-05-17 12:01 What are the 8 types of energy? Potential Energy,kinetic energy,gravitational potential,chemical,,nuclear,,elastic,motion,thermal 1 of 17 How do you calculate power? power=work / time 2 of 17 What units are used to measure power? watt 3 of 17 How do you calculate energy used? power x time 4 of 17 What are the units for energy? joules 5 of 17 What does an energy efficient light bulb do? makes more light energy instead of heat energy 6 of 17 What are the wasted energy transfers with a television? heat energy 7 of 17 Name 11 sources of energy (ways of generating electricity) solar,wind,geothermal,hydrogen,biomass,tidal,wave,hydroelectric,nuclear,fossil,coal 8 of 17 What are the energy transfers involved in a coal power station? This energy is transferred as heat and stored in water as steam. 9 of 17 Name three alternative energy sources wind,solar,geothermal 10 of 17 What are the advantages of using fossil fuels to generate electricity? produces a lot of energy 11 of 17 What are the disadvantages of using fossil fuels to generate electricity? causes pollution 12 of 17 What are the advantages of using solar power to generate electricity? its cheap 13 of 17 What are the disadvantages of using solar power to generate electricity? there isn't always sun 14 of 17 What causes global warming? climate change 15 of 17 Name two greenhouse gases carbon dioxide,sulpher dioxide 16 of 17 Give three examples of climate change ice caps melting,temperature rises,sea levels rise 17 of 17
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