p1.1 0.0 / 5 ? PhysicsEnergyGCSEAQA Created by: LamboOfKnowledgeCreated on: 19-03-17 21:41 Name stored energy types Gravitational, chemical, nuclear, elastic, thermal 1 of 9 Name energy in action Kinetic, light, sound thermal 2 of 9 How do you work out energy efficiency? Total useful energy output/ Total energy output X 100 3 of 9 How do you work out power efficiency? Total useful power output/Total power output X 100 4 of 9 Can energy be created or destroyed? Energy can not be created or destroyed, but, it can change state! 5 of 9 What unit of measurement is use to measure energy? Joules 6 of 9 What unit of measurement is use to measure Power? Watts 7 of 9 What is power? Power is the rate of energy transfer 8 of 9 How do we work out power? Energy/ Time or Current X Voltage 9 of 9
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