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Can Water Absorb Uv Light? [Solved]
UV-B, the frequency range of ultra-violet light that causes sunburn, is absorbed by water but you need a few metres of it to provide adequate protection. Half a metre of water will still let 40 per cent of the UV-B through and the cooling effect of the water makes you less aware of the Sun.
The World in UV
Fluorescent molecules
Absorption in the visible region | Spectroscopy | Organic chemistry | Khan Academy
Physical basis of our perception of color. Example of beta-carotene, the molecule that makes carrots orange. Created by Jay.
Energy Free Cooling through Physics
Did you know there’s a whole branch of material sciences taking advantage of certain quirks of physics to create passive cooling …
