Physics GCSE P4 - Equations Equations from ocr 21st century science P4 2.0 / 5 based on 1 rating ? PhysicsEquations and FormulaeGCSE Created by: EleanorCreated on: 02-01-12 22:00 Calculating Speed Speed (m/s) = Distance Travelled (m) ------------------------------- Time Taken (s) 1 of 6 Momentum Momentum (kg m/s) = Mass (kg) x Velocity (m/s) 2 of 6 Change in momentum Change in momentum (kg m/s) = Resultant force (N) x Time the force acts for (s) 3 of 6 Kinetic Energy Kinetic Energy (J) = 1/2 x Mass (kg) x Velocity² (m/s)² 4 of 6 Work Done Work Done by a force (J) = Force (N) x Distance moved by the force (m) 5 of 6 Change in Gravitational Potential Energy (GPE) Change in GPE (J) = Weight (N) x Vertical height difference (m) 6 of 6
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