# P2 3.1: Energy and Work.

All information was taken directly from the AQA revision guide with only the key points from P2 3.1.

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• Created by: JSpencer
• Created on: 07-03-16 08:35
What must happen if an object moves?
Force must have been applied to it.
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What happens when a object moves?
Energy is transferred and work is done.
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What is work done equal to?
The energy that is transferred.
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What is the unit of work and energy?
Joules, J
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What is the work done equation?
W = F x d
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What does 'W' stand for? Units?
Work done in Joules, J
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What does 'F' stand for? Units?
Force in Newtons, N
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What does 'd' stand for? Units?
Distance moved in the direction of the force in metres, m.
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What does work done have to overcome?
Friction.
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How is friction mainly transferred into energy?
By heat.
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What is the definition of friction?
Force opposing the movement of one surface over another.
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## Other cards in this set

### Card 2

#### Front

What happens when a object moves?

#### Back

Energy is transferred and work is done.

### Card 3

#### Front

What is work done equal to?

### Card 4

#### Front

What is the unit of work and energy?

### Card 5

#### Front

What is the work done equation?