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GCSE Science (Physics Additional) Note on Additional Physics Equations, created by sian.allison on 31/01/2014.
Note by sian.allison, updated more than 1 year ago
 Created by sian.allison over 10 years ago
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Speed = Distance / timeAcceleration= Change in velocity / time takena =(v-u) / tv= final velocityu = initial velocityWeight = mass x gravitational field strengthW = m x gResultant force = force - forceResultant force producing acceleration = F= ma or a= F/mm = mass in kilograms (kga= acceleration in meters per second squared (m/s) squaredWork done = Force x distanceW = F x dGravitaional Potential energy = mass x gravitational field strength x heightEp = m x g x hKinetic Energy = 1/2 x mass x speed squaredEk = 1/2 x m x v squaredKinetic energy Transferred = Work done by brakes1/2mv2 = FxdKinetic energy gained = Potential energy lostExtension of elastic is directly proportional to Force = F=k x eK = spring constantPower = Work done (or energy transferred) / time takenP = E/tMomentum (kg m/s) = Mass (kg) x velocity (m/s)P = m x vCurrent = Charge / timeI = Q/tPotential difference = Work done / chargeW =V x QPotential difference = Current x resistanceV = I x REnergy = Power x timeE = P x tPower = Current x potential differenceP = I x VEnergy transformed = Charge x Potential differenceE = Q x V

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