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What are some positive and negative things about ultraviolet light?
Wiki User
∙ 12y ago
UV rays are electromagnetic waves have shorter wavelength than that of visible light(10nm to 400nm)
It can cause chemical changes, hence causes many substance to glow
It is non ionizing radiation
It can cause damage to living beings(harmful to humans) and is blocked by ozone layer
It may leads to cancer
It produces heat in surface of earth
Used to prevent counterfeiting
UV rays are used for wireless communication also
Wiki User
∙ 12y ago
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In a battery using device the current would flow from the Negitive end through say a led light then find its way to the Positive end of the battery completing the transition?
NO. By tradition and usage : current flows from positive to negative. In reality : electrons flow from negative to positive.
How would you use ultraviolet in a sentence?
The ultraviolet light of the sun will give you good color, but too much exposure can be dangerous.
What wavelength of ultraviolet light offers the strongest germicidal effciency?
short wavelength
How long does ultraviolet light take to kill bacteria?
It takes 5 minutes.
If ultraviolet light has little penetrating power what will it produce?
yes, it will. But, the ozone layer will pretect us fron ultaviolet rays. PS. Ultraviolet rays come from the Sun!!
Do living things need ultraviolet light?
yes!
Do planaria exhibit a positive or negative phototaxis to light?
negative
What gas in the atmosphere protects living things from ultraviolet light?
ozone
Can you discharge a positive electroscope with negative light?
Maybe. We don't know, because there's no such thing as negative light.
Where are ultra violet waves found?
Among other things, the light we get from the Sun includes ultraviolet light.
Can scorpions see in ultraviolet light?
No. They can not see in ultraviolet light. They are known to glow when exposed to ultraviolet light, though.
What waves of radiation have more energy than waves of radiation that you can see?
Ultraviolet light, x-rays, and gamma rays carry more energy than visible light. (That's why ultraviolet light does nasty things to skin cells, and x-rays and gamma rays can penetrate solids.)
Which wires are negative and positive to the rear stock speakers for 2006 Chevy Malibu?
Dark blue is positive and light blue negative on right side and brown positive and yellow negative on the left.
What does an ultraviolet telescope collect?
Ultraviolet light. That's why it's called so.
What are Three things that can alter cellular function?
radiation, ultraviolet light, and the use of drugs
An example of a carcinogen would be ultraviolet light or benzene?
ultraviolet light.
Riboflavin is destroyed by?
as i know its destroyed by ultraviolet light
