# P4 Formulas

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• Created by: Katie
• Created on: 17-06-13 20:32
Speed Formula
Speed (m/s) = Distance Travelled (m) / Time Taken (s)
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Calculating Speed from Distance-time Graphs
Speed = Gradient = Vertical / Horizontal
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Acceleration Formula
Acceleration (m/s²) = Change in Velocity (m/s) / Time Taken (s)
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Calculating Acceleration from Velocity-time Graphns
Acceleration = Gradient = Vertical / Horizontal
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Momentum Formula
Momentum (kg m/s) = Mass (kg) X Velocity (m/s)
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Work Formula
Work done by a force (J) = Force (N) X Distance moved in direction of force (m)
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Kinetic Energy Formula
Kinetic Energy (J) = ½ X Mass (kg) X Velocity ([m/s]²)
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Gravitational Potential Energy Formula
Change in G.P.E (J) = Weight (N) X Vertical Height Difference (m)
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## Other cards in this set

### Card 2

#### Front

Speed = Gradient = Vertical / Horizontal

#### Back

Calculating Speed from Distance-time Graphs

### Card 3

#### Front

Acceleration (m/s²) = Change in Velocity (m/s) / Time Taken (s)

### Card 4

#### Front

Acceleration = Gradient = Vertical / Horizontal

### Card 5

#### Front

Momentum (kg m/s) = Mass (kg) X Velocity (m/s)