Across
- 2. Too much UV radiation from the sun or sunbeds
- 3. discovered the ultraviolet region of the spectrum
- 5. the emission of light by a substance that has absorbed light energy
- 6. a self contained light source that exhibits fluorescence when exposed to uv
- 7. falls between visible light and X rays on the electromagnetic spectrum
- 8. Not able to be perceived by normal vision that has not been enhanced or augmented in any way
Down
- 1. the treatment of disease by exposure to a radioactive substance
- 4. the entire frequency range of electromagnetic waves