Y9 Waves Revision
Across
- 2. carries electric signals from the eye to the brain
- 7. distance between one crest to the next
- 8. The outer ear
- 10. ___ internal reflection
- 11. this EM Wave is used for mobile phone technology
- 12. The bending of light
- 13. Longest wavelength of the EM Spectrum
- 14. Concave lens cause light to _____
Down
- 1. Sound is a type of this wave
- 3. the ray heading towards the mirror
- 4. Waves carry ______ without transferring matter
- 5. The part of the EM Spectrum that humans can see
- 6. Has the highest energy in the EM Spectrum
- 8. the 3 colours that form white light
- 9. lens that bulges outwards