How the greenhouse effect works
How the greenhouse effect works

Energy from the Sun warms the Earth's surface. The warmed surface radiates infrared heat outwards.
Step-by-step lessons on Edexcel GCSE Chemistry 9.2.4 The greenhouse effect and climate change. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.