Radiation — Easy
Recall and familiar applications. Optional hints help you find a first step.
Includes extension practice
Infrared transfer and surface properties are included. Earth radiation balance and quantitative rate modelling extend this section.
Easy, Normal and Difficult describe practice demand; they are not the official Core and Extended tiers.
- Cambridge IGCSE Physical Science 0652 syllabus 2025–2026 · P2.2.3, p32
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