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kykrilka [37]
3 years ago
8

22 What is the UV index? What does the UV index scale range from?

Geography
1 answer:
ANEK [815]3 years ago
6 0

Explanation:

The UV index scale is measurement of the strength of harmful ultraviolet radiations of the sun and its effects on the human skin upon direct exposure .

This scale is recognized by the international health organization, and its varies from 0 to 11  , it is the normalized intensity radiation from the sun , that comes through the upper atmosphere , a UV scale reading 0 to 2.9 means a safer radiation levels, whereas 3 to 5.9 claims moderate risk but above 6 alarms a warning case and skin and eyes are needed to be protected .

The UV index scale normally ranges 0 to 11 .

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