Lessons Physics
How things really work
Short, hands-on lessons for curious adults. Each takes about 15 minutes: six steps to play with in 3D, then a quick quiz.
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01 · Basic electric circuits
What really happens when you flip a light switch: loops, voltage, current and resistance, series and parallel, fuses.
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02 · Electricity at home
Understand your bill, and what keeps you safe: watts, kilowatt-hours, AC, the wires in a plug, overloads, earth and RCDs.
MARIFA · Nothing you do here leaves this device.