Video playlist
Alternating current and the National Grid. Video
James Stewart explains how the National Grid utilises alternating current.

Resistance. Video
In this video, Jonny Nelson explains resistance.

Circuits. Video
In this video, Jonny Nelson introduces an animated explanation of circuits.

Investigating the I-V characteristics of electrical components Video
Maggie Aderin-Pocock and Alex Lathbridge investigate I-V characteristics of electrical components.

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