Edexcel GCSE Astronomy 1AS0 · OBS
Observational skills
- Code
- OBS
- Topic of
- Edexcel GCSE Astronomy 1AS0
- Course
- GCSE Astronomy 1AS0
- Board
- Edexcel
Grade boundaries·Edexcel command words
Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.
Points under OBS
Topics in 1AS0
- 1 Planet Earth
- 2 The lunar disc
- 3 The Earth-Moon-Sun system
- 4 Time and the Earth-Moon-Sun cycles
- 5 Solar System observation
- 6 Celestial observation
- 7 Early models of the Solar System
- 8 Planetary motion and gravity
- 9 Exploring the Moon
- 10 Solar astronomy
- 11 Exploring the Solar System
- 12 Formation of planetary systems
- 13 Exploring starlight
- 14 Stellar evolution
- 15 Our place in the Galaxy
- 16 Cosmology
- OBS Observational skills
- A Unaided tasks
- B Aided tasks