Circuit diagrams — Difficult
Transfer your understanding to a changed context, justify decisions and check your reasoning. No hints during the test.
Includes extension practice
Standard circuits and NTC/LDR sensors are included. Memorising additional component symbols and detailed relay/LED/divider tasks goes beyond the stated list.
Easy, Normal and Difficult describe practice demand; they are not the official Core and Extended tiers.
- Cambridge IGCSE Physical Science 0652 syllabus 2025–2026 · P4.3.1, p37; P4.3.2, p38
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