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🔬 Science - Class 8
Unit 8 · Electricity and Magnetism

Wiring in Plug and Socket Presentation

ScienceSubject
8 minEstimated read
Slide 1 of 4
Science and Technology, Class 8

Wiring in Plug and Socket

Three kinds of wire · Told apart by colour · The order of wiring

What We Will Learn Today

🔌

Say what the live, neutral and earthing wires do

🎨

Recognise all three wires by their colour

🪛

Wire a plug and a socket in the correct order

Live and Neutral

🔴Live wire
High potential
Red or brown
Switch and fuse sit on it
Touching it gives a shock
VS
🔵Neutral wire
Zero potential
Black or blue
The return path for current
Less dangerous, still not touched

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Presenter notes: Today's lesson is about the three wires of a house circuit and the way they are joined inside a plug. Before starting, ask the class whether anyone has ever opened a plug and looked inside it.