CAIE IGCSE Physics Energy Resource Comparisons
Practise comparing energy resources through renewability, availability, reliability, scale and environmental impact, with each judgement tied to context.
- Syllabus
- 2026–2028
- Course
- Physics 0625
Exam points
- pair each stated advantage or disadvantage with the named resource and generating method
- justify renewability by stating whether the resource is replenished or its fuel is used up
- compare reliability, site limits, running costs, emissions, waste and habitat effects
1.7.3.2—Advantages and disadvantages of each question 1
Fig. 2.1 shows solar-powered traffic warning lights.
Fig. 2.1
The energy from the solar cell is stored in a battery.
Suggest two advantages of using a solar cell to power the traffic warning lights in Fig. 2.1 compared to using mains electricity.
1
2
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