Home of real teaching & learning
  • Full support for teachers
  • Focus on critical thinking
  • Engaging classroom activities
  • Integrated student eBook
  • Assessed tasks / qBank
  • Practice exam questions

The InThinking Guarantee: Our sites are written by expert practitioners and not by AI

See our AI policy

Disclaimer: InThinking subject sites are neither endorsed by nor connected with the International Baccalaureate Organisation.

Don't miss out, find out!

5.4.7 Trapping light

In this inquiry you will explore how total internal reflection (TIR) can occur and how it used in fibre optic communication systems Inquiry questions Conceptual: How can we use our understanding of waves? How can we represent waves and their behaviour? Debatable: How has telecommunications improved our lives, and what new challenges does it bring? Disciplinary concepts energy, information Watch the short animation....


Tags: light, optics, total internal reflection

Help