Te Whāinga Ako ^🔗

• Be able to describe total internal reflection
• Be able to draw a diagram of total internal reflection

Write the date and te whāinga ako in your book

Total Internal Refection ^🔗

Uses of Total Internal Reflection ^🔗

• A fibre optic cable works by reflection.
• Light rays travel down the cable and reflect off the inside walls of the cable even when it is bent.

Surgery ^🔗

• Endoscopes use optical fibres.
• A doctor can insert a bundle of optical fibres into the body to see the inside of the body clearly – and help them diagnose diseases or see what they are doing during keyhole surgery.