Edexcel International GCSE (9–1) Science (Double Award) 4SD0 · P-3.22
Critical angle and refractive index
- Code
- P-3.22
- In
- P-3d Light and sound
- Topic
- P Physics content
- Course
- International GCSE (9–1) Science (Double Award) 4SD0
- 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 in P-3d Light and sound
- P-3.14 Light as a transverse wave
- P-3.15 Law of reflection
- P-3.16 Ray diagrams for reflection and refraction
- P-3.17 Practical: refraction of light through blocks and prisms
- P-3.18 Refractive index and Snell's law
- P-3.19 Practical: refractive index of glass
- P-3.20 Total internal reflection in optical fibres and prisms
- P-3.21 Critical angle
- P-3.22 Critical angle and refractive index
- P-3.23 Sound as a longitudinal wave