# Gcse Physics Equations AQA

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Weight
Weight(N)= Mass(kg) X Gravitational Field Strength(N/kg)
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Work Done
Work Done(J)= Force(N) X Distance(m)
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Force Applied to a Spring
Force Applied to a Spring(N)= Spring Constant(N/m) X Extension(m)
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Moment of a Force
Moment of a Force(Nm)= Force(N) X Distance(m)
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Pressure
Pressure(n/m ²)= Force of Surface(N) ÷ Area of Surface (m ²)
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Distance Travelled
Distance Travelled(m)= Speed(m/s) X Time(seconds)
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Acceleration
Acceleration(m/s²)= Change in Velocity (m/s) ÷ Time Taken(seconds)
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Resultant Force
Resultant Force(N)= Mass(kg) X Acceleration (m/s²)
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Momentum
Momentum(kgm/s)= Mass(kg) X Velocity(m/s)
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Kinetic Energy
Kinetic Energy(J)= o.5 X Mass(kg) X Speed² (m/s)
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Gravitational Potential Energy
Gravitational Potential Energy(J)= MAss(kg) X Gravitational Field Strength(N/kg) X Height(m)
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Power①
Power(W)= Energy Transferred(J) ÷ Time(seconds)
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Power②
Power(W)= Work Done (J) ÷ Time (seconds)
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Efficiency①
Efficiency(%)= Useful output Energy Transfer(J) ÷ Total Input Energy Transfer(J)
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Efficiency②
Efficiency(%)= Useful Power Output(W) ÷ Total Power Input(W)
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Wave Speed
Wave Speed(m/s)= Frequency(Hz-hertz) X Wave Length(m)
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Charge
Charge(C-cullons)= Current(A) X Time(seconds)
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Potential Difference
Potential Difference(V)= Current(A) X Resistance(Ω)
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Power ELECRICITY ①
Power(W)= Potential Difference(V) X Current(A)
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Power ELECRICITY ②
Power(W)= Current²(A) X Resistance(Ω)
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Energy Transferred ①
Energy Transferred(J)= Power(W) X Time(seconds)
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Energy Transferred ②
Energy Transferred(J)= Charge(C-cullons) X Potential Difference(V)
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Density
Density(kg/m³)= Mass(kg) ÷ Volume(m³)
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## Other cards in this set

### Card 2

#### Front

Work Done(J)= Force(N) X Distance(m)

Work Done

### Card 3

#### Front

Force Applied to a Spring(N)= Spring Constant(N/m) X Extension(m)

### Card 4

#### Front

Moment of a Force(Nm)= Force(N) X Distance(m)

### Card 5

#### Front

Pressure(n/m ²)= Force of Surface(N) ÷ Area of Surface (m ²)