OCR GCSE Gateway Science Suite - Chemistry A J248 · C6.3b
Development of an oxygen-rich atmosphere
- Code
- C6.3b
- In
- C6.3 Interpreting and interacting with earth systems
- Topic
- C6 Global challenges
- Course
- GCSE Gateway Science Suite - Chemistry A J248
- Board
- OCR
Grade boundaries·OCR command words
Codes and titles are read by a script from OCR's published specification and have not been checked by a person. What each point covers is in the specification itself: OCR’s specification.
Points in C6.3 Interpreting and interacting with earth systems
- CM6.3i Information from charts, graphs and tables
- CM6.3ii Orders of magnitude in evaluating data
- C6.3a Formation of the early atmosphere
- C6.3b Development of an oxygen-rich atmosphere
- C6.3c The greenhouse effect
- C6.3d Evidence for human causes of climate change
- C6.3e Effects and mitigation of carbon dioxide and methane
- C6.3f Atmospheric pollutants and their problems
- C6.3g Increasing potable water supply