4 - Energy transfer and resources equations 0.0 / 5 ? PhysicsEnergyEquations and FormulaeIGCSEEdexcel Created by: BethanyCreated on: 24-04-20 10:43 Efficiency (Useful energy output/Total energy input) x 100 1 of 7 Work Done Force x Distance moved 2 of 7 Energy Transferred Energy transferred = Work done 3 of 7 Power Work done/Time taken 4 of 7 KE 0.5 x Mass x (Speed)^2 5 of 7 GPE Mass x Gravitational field strength x Height 6 of 7 Relationship of GPE and KE Energy lost from GPE = Energy gained in KE 7 of 7
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