Physics Equations 0.0 / 5 ? PhysicsALL apart from electricityGCSEEdexcel Created by: claudiansyCreated on: 10-04-14 07:04 Momentum (kg m/s) P = m (kg) x v (m/s) 1 of 13 Forces in terms of momentum (N) F = (mv - mu) ÷ t 2 of 13 Work Done (joules) Wd = F (N) x d (m) 3 of 13 Power (watts) P = Wd (joules) ÷ t (secs) 4 of 13 Speed (m/s) s = d (m) ÷ t (secs) 5 of 13 Density (kg m -³) P = m (kg) ÷ vol (m³) 6 of 13 Kinetic Energy (joules) KE= ½ x m (kg) x v (m/s) ² 7 of 13 Acceleration (m/s²) acc = v-u ÷ t (secs) 8 of 13 Force (Newton's Second Law, N) Fr = m (kg) x acc (m/s²) 9 of 13 Potential Energy PE = m (kg) x g (9.8) x h (m) 10 of 13 Pressure (Pa) Pa = F (N) ÷ A (m²) 11 of 13 Moment (Nm) Nm = F (N) x perpendicular distance from pivot (m) 12 of 13 Increase in Momentum (has an effect on car safety) (P) Increase in P = F (N) x t (secs) 13 of 13
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