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What refraction means

What refraction means

Ray diagram of light passing from air into glass with the normal and the incident and refracted angles labelled

Refraction is the change in direction of light when it passes from one transparent medium into another because its speed changes. The change in direction happens at the boundary between the two media.

3.2.2 Refraction of light Lesson

  1. IGCSE
  2. /Physics
  3. /3.2.2 Refraction of light

Step-by-step lessons on CIE IGCSE Physics 3.2.2 Refraction of light. Each one builds up to exam-style questions. Build a strong foundation in mechanics and electricity before tackling the more mathematically demanding astrophysics and nuclear topics.

Lessons