A 3 V supply powers two lamps. Will each lamp have 3 V across it? Measure potential difference with a voltmeter and compare the readings across series and parallel components.
Pupils try “Map potential difference”. Includes the editable PowerPoint, a 50-minute lesson plan and a printable pupil sheet with equipment, instructions, example evidence and worked teacher answers.
KS3 physics for ages 11–14. Part of the electric charge and circuits sequence.
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