Across
- 2. matter that transmits light.
- 7. materials that transmits light but not do not let light travel through.
- 8. waves a kind of EM radiation with wavelengths longer than infrared radiation.
- 9. the distance a wave travels from the original rest position.
- 12. light bouncing of a surface.
- 13. the energy transfer to matter.
- 15. rays EM waves that are very powerful and penetrating.
Down
- 1. the number of occurrences in a repeating unit of time.
- 3. the transfer of energy in EM waves.
- 4. light waves more visible to the human eye.
- 5. waves em radiation shorter than visible light.
- 6. the distance of which each wave shape repeats.
- 10. light that has longer wavelengths than red light.
- 11. a disturbance that carries energy.
- 14. does not let light pass through.