Across
- 2. What travels through fibre optic cables
- 5. Messages like videos and texts
- 9. A long bundle used to carry signals
- 12. Easily broken; fibres must be handled carefully
- 13. The sharing of information between people
- 14. Fibre optics use light instead of electrical ___
- 15. Thin strand used in cables
- 16. Global network that uses fibre optics
Down
- 1. Special type of reflection that keeps light inside
- 3. What light carries through the fibre
- 4. Another material sometimes used instead of glass
- 6. Bouncing of light inside the fibre
- 7. A person who uses fibre optics in surgery
- 8. Clear solid material used in fibres
- 10. Field where fibre optics help doctors see inside the body
- 11. Light must hit the inside of the fibre at a certain ___