IGCSE Physics - Solids, Liquids and Gases Formulae 5.0 / 5 based on 1 rating ? PhysicsEquations and FormulaeIGCSEEdexcel Created by: Andreas_AntoniouCreated on: 06-05-19 08:23 Density Density = mass / volume 1 of 8 Pressure Pressure = force / area 2 of 8 Pressure Difference Pressure difference = height × density × gravitational field strength 3 of 8 Change in Thermal Energy Change in thermal energy = mass × specific heat capacity × change in temperature 4 of 8 Celsius to Kelvin Celsius to Kelvin = celsius degrees + 273 5 of 8 Kelvin to Celsius Kelvin to Celsius = Kelvin - 273 6 of 8 Relationship between the pressure and Kelvin temperature of a fixed mass of gas at constant volume = (Pressure 1 / Temperature 1 = Pressure 2 / Temperature 2) 7 of 8 Relationship between the pressure and volume of a fixed mass of gas at constant temperature = (Pressure 1 x Volume 1 = Pressure 2 x Volume 2) 8 of 8
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