Physics AQA- SHC 0.0 / 5 ? PhysicsEnergyGCSEAQA Created by: EthanAceCreated on: 29-03-19 14:12 Specific heat capacity definition Specific heat capacity is the amount of energy to raise a materials temperature by 1 degrees C. 1 of 11 Efficiency equation The efficiency equation is; efficiency= useful power output / total power in. 2 of 11 Gravitational potential equation Mass x gravity x height 3 of 11 Work done equation Force x distance moved 4 of 11 Kinetic energy equation 0.5 x mass x velocity squared 5 of 11 Speed equation Distance/ time 6 of 11 Insulation Insulation is the ability to trap air in a material and air is a bad conductor of heat, meaning that the particles are spread and cannot trap heat 7 of 11 Energy calculation mass x specific heat capacity x temperature change 8 of 11 Independent variable Is the one you change 9 of 11 Dependent variable Is the one that you keep the same 10 of 11 Control variable Is the one you keep to ensure that the test is fair 11 of 11
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