Edexcel Core Practical 9-1 GCSE P5.9 Total Internal Reflection in a glass block

Pearson Edexcel GCSE 9-1 for Combined Science
Pearson Edexcel GCSE 9-1 for Separate Science Physics
Specification content topic 5 point 5.9 Core Practical: Investigate refraction in rectangular glass blocks in terms of the interaction of electromagnetic waves with matter.
Includes instructions for the practical and shows how to use appropriate equipment.
Pause the clip for a better look.
You can take measurements displayed on devices in the videos to get results for yourself to use.