Key Physics Equations 5.0 / 5 based on 1 rating ? PhysicsEquations and FormulaeIGCSEEdexcel Created by: MegganCreated on: 17-11-13 11:12 Speed (m/s) Distance (m) / Time (s) 1 of 18 Acceleration (m/s2) Change in Velocity (m/s) / Time (s) 2 of 18 Force (N) Mass (kg) x Acceleration (m/s2) 3 of 18 Weight (N) Mass (kg) x Gravitational Field Strength (10N/kg) 4 of 18 Moment (kgm/s) Mass (kg) x Velocity (m/s) 5 of 18 Kinetic Energy (J) 1/2 x Mass (kg) x Velocity (m/s) Squared 6 of 18 Gravitational Potential Energy (J) Mass (kg) x Height (m) x Gravitational Field Strength (10N/kg) 7 of 18 Efficiency Useful Energy Output (J) / Total Energy Input (J) 8 of 18 Work Done (J) Force (N) x Distance (m) 9 of 18 Density (kg/m3) Mass (kg) / Volume (m3) 10 of 18 Wave Speed (m/s) Frequency (Hz) x Wavelength (m) 11 of 18 Refractive Index - symbol n Sin(incidence) / Sin(refraction) 12 of 18 Sin(Critical Angle) 1 / Refractive Index 13 of 18 Power (W) Current (A) x Voltage (V) 14 of 18 Charge (C) Current (A) x Time (s) 15 of 18 Voltage (V) Current (A) x Resistance (Symbol for Ohms) 16 of 18 Moment (Nm) Force (N) x Perpendicular Distance to Pivot (m) 17 of 18 Pressure (Pa) Force (N) / Area (m2) 18 of 18
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