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### 32 Cards in this Set

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 Horizontal and Vertical Components Fx = FcosθFy = Fsin θ Average Speed Formula Average Speed = Distance / Time Average Velocity Formula Average Velocity = change in displacement / Time Taken Acceleration Formula Acceleration = change in velocity / time taken SUVAT equation (without s) v = u + at SUVAT equation (without v) s = ut + ½at² SUVAT equation (without a) s = ½(u+v)t SUVAT equation (without t) v² = u² + 2as Thinking Distance Formula Thinking Distance = Speed x Reaction Time Stopping Distance Formula Stopping Distance = Braking Distance + Thinking Distance Actual Velocity and Angle Formula Actual Velocity = √(v² x + v² y) θ = tan¹ (vy/vx) Force Formula Force = mass x acceleration Weight Formula Weight = mass x gravity Moment Formula Moment = Force x Perpendicular Distance from pivot Density Formula Density = Mass x Velocity Pressure Formula Pressure = Force / Area Pressure Difference Formula Pressure Difference = Height x Density x Gravity Upthrust Formula Upthrust = Area x Length x Density x Gravity Work Done Formula Work Done = Force x Distance Work Done at an angle Formula Work Done = Force x Distance x Cosθ Efficiency Formula Efficiency = (useful energy output from system / total energy input) x 100 Kinetic Energy Formula KE = ½ x mass x velocity² Gravitational Potential Energy Formula GPE = Mass x Gravity x Height Power Formula in terms of energy Power = Energy / Time Force Constant Formula Force = k x Extension Elastic Potential Formula EPE = ½ x Force x Extension Tensile Stress Formula Stress = Force / Area Tensile Strain Formula Strain = Extension / Original Length Young Modulus Formula Young Modulus = Stress / Strain Momentum Formula Momentum = Mass x Velocity Net Force Formula Net Force = Rate of change in momentum Impulse of a Force Formula Impulse = Change in momentum