Human activity and greenhouse gases
Human activity and greenhouse gases
A greenhouse gas is a gas in the atmosphere that absorbs infrared radiation emitted by Earth and transfers energy to the surroundings. This warms the atmosphere.
Step-by-step lessons on AQA GCSE Chemistry 9.2.2 Human activities which contribute to an increase in greenhouse gases in the atmosphere. 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.