Physics: Energy 0.0 / 5 ? PhysicsEnergyGCSEAQA Created by: 13larsongCreated on: 15-04-17 11:48 What is the equation for Efficieny ? Efficiency = useful energy output / useful energy input 1 of 9 What is the equation for G.P.E ? G.P.E = mass x gravitational field strength x height 2 of 9 What is the equation for power ? Power = work done / time 3 of 9 2nd equation for power ? power = energy transferred / time 4 of 9 2nd equation for Efficiency Efficiency = useful power output / useful power input 5 of 9 What is the chemical store ? Energy stored as chemicals waiting to react. 6 of 9 What is the Kinetic energy store ? Energy stored in objects that move. 7 of 9 What is the G.P.E store ? Energy stored in objects raised up against the force of gravity. 8 of 9 What is the Elastic Potential Store ? Energy stored in an object that has been stretched. 9 of 9
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