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Topic plan · IGCSE Physics 0625 · 4.2

Electrical quantities

From magnets and static charge to working circuits, motors, generators, and transformers. The largest topic in the syllabus by mark allocation.

Open the topic lab Question bank Notes PDF
Unit at a glance

9 lessons, 405 minutes of teaching

Lessons
9, each planned for 45 minutes
Worksheets
9 with answer keys
Quiz questions
22 multiple-choice, assignable in the app
Lab
Electric charge
Scheme of work

The lessons in order

RefLesson packStructureWorksheetQuizLab tab
4.2.1Electric charge
Rub a balloon on your hair and it sticks to the wall and lifts your hair toward it.		Anticipation / Reaction Guide6 Q, 15 marks2 MCQtab 1
4.2.1Electric fields
A charge does not need to touch another to push it.		Cooperative Concept Mapping6 Q, 14 marks2 MCQtab 3
4.2.2Electric current
Flick a switch and a lamp lights at once.		Think-Pair-Share6 Q, 12 marks2 MCQtab 5
4.2.2Current as charge flow (I = Q / t)
Current is not a thing in itself, it is a rate: the amount of charge sweeping past a point every second.		Numbered Heads Together6 Q, 14 marks4 MCQtab 2
4.2.3EMF and potential difference
A battery does not store current, it stores a push: a fixed amount of energy handed to every unit of charge that passes through.		Jigsaw6 Q, 14 marks1 MCQtab 5
4.2.4Resistance (R = V / I)
Push the same voltage through a thin wire and a thick wire and very different currents flow.		Rally Coach6 Q, 14 marks2 MCQtab 6
4.2.4Current-voltage graphs
Plot current against voltage and each component signs its name in the shape of the line.		Frayer Model6 Q, 15 marks4 MCQtab 7
4.2.5Electrical power and energy
A bright heater and a dim phone charger both run on electricity, but one pours out energy far faster.		Round Table6 Q, 14 marks4 MCQtab 8
4.2.5Kilowatt-hours and the cost of electricity
The energy company does not bill you in joules, the numbers would be enormous.		Rally Coach6 Q, 14 marks1 MCQtab 8

Each pack holds the plan, worksheet and quiz for its lesson. Teach the rows in order; the lab tabs match the student lessons.

Also for this topic

Topic resources

Topic labFull-screen simulation Question bank22 questions across the topic Revision notesOne page per lesson Notes PDFPrintable topic notes Concept mapThe topic on one sheet Student syllabus pageElectricity and magnetism Practical trainerGraph trainer Practical trainerResults tables Practical trainerAccuracy and evaluation Practical trainerPlanning an experiment Practical trainerPaper 6 set-up builders Practical trainerPaper 5 workout: stretching a spring