ZIMSEC O-Level Combined Science
7.3.6Electricity
Electricity in ZIMSEC O-Level Combined Science: what the syllabus expects you to know, the learning objectives and how to practise.
Topic117 practice questions9 lessons
Overview
Forms 1 to 4.
In this topic
Lessons
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Electric charge and electrostatics
30 min
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Cells, batteries and other sources of e.m.f.
20 min
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Circuit diagrams and components
25 min
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E.m.f. and potential difference
25 min
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Electric current
25 min
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Series and parallel circuits
30 min
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Resistance and Ohm's law
32 min
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Electrical power, energy and cost
30 min
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Mains electricity and electrical safety
32 min
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Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
Turn Electricity into a strength.
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