Physics Key Equations

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Formula for Weight
Weight = Mass x Gravitational Field Strength (g)
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Formula for Work Done (Physical)
Work Done = Force x Distance
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Formula for Force Applied to a Spring
Force = Spring Constant x Extension
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Formula for Speed
Speed = Distance / Time
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Formula for Acceleration
Acceleration = Change in Velocity / Time
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Formula for Resultant Force
Resultant Force = Mass x Acceleration
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Formula for Momentum
Momentum = Mass x Velocity
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Formula for Kinetic Energy
Kinetic Energy = 0.5 x Mass x Speed (Squared)
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Formula for Gravitational Potential Energy
GPE = Mass x Gravitational Field Strength (g) x Height
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Formula for Power
Power = Energy Transferred / Time
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Formula for Power 2
Power = Work Done / Time
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Formula for Efficiency
Efficiency = Useful Output Energy Transfer / Total Input Energy Transfer
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Formula For Efficiency 2
Efficiency = Useful Power Output / Total Power Input
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Formula for Wavespeed
Wavespeed = Frequency x Wavelength
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Formula for Charge
Charge = Current x Time
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Formula for Potential Difference
Potential Difference = Current x Resistance
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Formula for Power 3
Power (in a circuit) = Potential Difference x Current
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Formula for Power 4
Power = Current (Squared) x Resistance
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Formula for Energy
Energy Transferred = Power x Time
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Formula for Energy 2
Energy Transferred (in a circuit) = Charge x Potential Difference
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Formula for Density
Density = Mass / Volume
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Other cards in this set

Card 2

Front

Work Done = Force x Distance

Back

Formula for Work Done (Physical)

Card 3

Front

Force = Spring Constant x Extension

Back

Preview of the back of card 3

Card 4

Front

Speed = Distance / Time

Back

Preview of the back of card 4

Card 5

Front

Acceleration = Change in Velocity / Time

Back

Preview of the back of card 5
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