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somethin with the uv somethin with the uv
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∙ 15y ago
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What is ultraviolet radiation where does it come from what is uv index and how is the uv index determine?
UV radiation is released from the sun.It is harmful for life.
Does Aluminium coating give better UV reflection or UV coating?
Yes, the imaginary component of the refractive index is much lower then for silver or gold. Therefore there's less absorption. or if you prefer it's plasma frequency is at 77nm much lower then the other two
Which has the lowest frequency uv- b uv- a uv- c?
UV-A
How do Meteorologists determine UV value?
Meteorologists use a little thingy called the UV index which measures the UV number and the exposure level to the number like say 0-2 would be a low exposure level showing that UV value isn't very high or 11+ which means a very high risk of exposure to UV rays meaning sunburn is more likely to happen than if it was 3-5 which is a moderate risk where you may get it but the chances aren't that high . note is say thingy because this isnt reliable :P kidding its true
What are the three types of UV rays and their effects?
The UV rays are of three types. they are UV-A, UV-B, UV-C.
What is ultraviolet radiation where does it come from what is uv index and how is the uv index determine?
UV radiation is released from the sun.It is harmful for life.
What tells you how much UV radiation is reaching earth?
The uv index
What is the UV index monitor?
EPA
What is the UV index monitor called?
EPA
How bad is a UV index of 10?
The UV Index is on a scale between 0-10(10 being the most harmful). With a UV index of +10 you need to use a really strong sun screen to block any harmful UV's that will come through. Constant exposier to +10 UV Index can cause permanent skin damage and worse case skin cancer. So get out your SPF 35 for that one and be safe in the sun.
Is there any reason why the UV index might be higher on a smoggy day?
Smog is created by the action of sunlight on pollutants so a smoggy day is a sunny day hence the higher UV index.
How bad is a uv index of 12?
The UV index is ona scale of 0-10 (10 being the most harmful) Which means yes, 12 is harmful, so you would need a very strong sunscreen or a better choice would be to stay indoors.
Who was the UV index created by?
National Weather Service (NWS) and the US Environmental Protection Agency (EPA)
How do you tell a real diamond?
They have high refractive index and hardness.Under UV light it emits a blue glow.
What is the SunSmart UV Alert and how can it help us?
The SunSmart UV Alert is a tool you can use to know when to protect yourself from UV radiation and when you don't need sun protection. It is based on the UV Index – a scale of numbers relating to the expected risk of overexposure to the sun over the course of a day.It can help, and tell you how likely you are to be burnt, and between which hours.
What is the maximum teperature in Malta today?
as at 13th August, max 30C min 23C, 10% chance of rain/ thunderstorm, UV index 8
What elements are measured to make up the UV index?
geograohical location cloud cover zenith angle ozone concentration time of day calendar date
