AQA GCSE Combined Science: Trilogy 8464 · 5.9.1

The composition and evolution of the Earth's atmosphere

Code: 5.9.1
In: 5.9 Chemistry of the atmosphere
Topic: 5 Chemistry subject content
Course: GCSE Combined Science: Trilogy 8464
Board: AQA

Codes and titles are read by a script from AQA's published specification and have not been checked by a person. What each point covers is in the specification itself: AQA’s specification.

Points under 5.9.1

5.9.1.1 The proportions of different gases in the atmosphere
5.9.1.2 The Earth's early atmosphere
5.9.1.3 How oxygen increased
5.9.1.4 How carbon dioxide decreased

Points in 5.9 Chemistry of the atmosphere

5.9.1 The composition and evolution of the Earth's atmosphere
5.9.2 Carbon dioxide and methane as greenhouse gases
5.9.3 Common atmospheric pollutants and their sources