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Work Done!
Work Done = Distance x Force
Work Done is in Joules.
Distance in Metres.
Force in Newtons.…read more

Slide 3

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Power
Power = Work Done
Time
Time is in seconds!…read more

Slide 4

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Kinetic Energy
Kinetic Energy = ½ x mass x Velocity
squared
KE = 1/2mv2
Make sure to square root Velocity if you are
looking for the speed!…read more

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Potential energy
· Potential energy = Mass x Gravity x Height
· GPE = MGH
· Mass is in KG
· Gravity is 10
· Height is in metres.…read more

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Efficiency
· Efficiency = Useful energy output
Total energy input
The answer is an ratio. Or percentage if you multiply by
100.…read more

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