AC/DC
Subject: Physics
Age range: 16+
Resource type: Lesson (complete)
Lesson plan, PowerPoint, starter card sort, AC/DC problems and question and a template to use alongside oscilloscope. Covers part of AQA P2.4.1 Household electricity. Distinguish between alternating and direct current, state the frequency and potential difference of UK mains electricity, describe how the potential of the live wires varies with each cycle, use oscilloscope traces to compare direct and alternating potential differences and measure the peak voltage of an ac source, measure the period and frequency of an ac source using an oscilloscope or diagrams of oscilloscope traces.
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