# Physics Revision

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What is the equation for specific Heat capacity?
Energy = Mass * specific heat capacity * temeprature change
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What is the equaion for effieiceny?
Efficiency = Useful energy( power) out / Useful energy(power) in
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What is the equation for energy?
Energy =power * time
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What is the equation for wave speed?
Wave speed= frequency * wavelength
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Angle of Incidence...?
Angle of incidence= Angle of Reflection
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What are the Different types of waves?
Radio Waves, Micro waves, Infra red, visible light, Ultra violet, X- rays and Gamma rays
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What is the equation for Acceleration?
Acceleration = Change in Velocity / Time taken
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What is the equation for weight?
Weight = Mass * Gravitational field strength
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What is the equation for force?
Force = Mass * acceleration
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What is the equation for Work done?
Work done = Force * Distance
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What is the equation for Gravitational Potential Energy
Gravitaional Potential Energy = Mass * Gravitaional Field strength * height
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What is the equation for Jinetic tEnergy?
Kinetic energy = 1/2 * mass * speed squared
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What is the equation for Power?
Power = Work done / time taken
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What is the equation for Momentum?
Momentum = mass *velocity
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What is the equation for Current?
Current = Charge / tIME
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What is the equation for P.D
Potential Differnce = Work done / Charge
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What is the Equation for Energy transferred?
Energy Transferred = Power * TIme
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The Life Cycle Of Stars
Look up page 79
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What is the equation for MOMENT
Moment= Force * Perpendicular distance from the line of action of the force to the pivot
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## Other cards in this set

### Card 2

#### Front

What is the equaion for effieiceny?

#### Back

Efficiency = Useful energy( power) out / Useful energy(power) in

### Card 3

#### Front

What is the equation for energy?

#### Back ### Card 4

#### Front

What is the equation for wave speed?

#### Back ### Card 5

#### Front

Angle of Incidence...?

#### Back 