Answer :
hello mate ,
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Wavelength that is responsible for sunburn, skin cancer is known as Ultra - Violet radiation (UV -B rays).
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why we wear cool sunglasses?
Answer :- To protect our eyes from UV RAYS .
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_________________
Wavelength that is responsible for sunburn, skin cancer is known as Ultra - Violet radiation (UV -B rays).
----------------------------
why we wear cool sunglasses?
Answer :- To protect our eyes from UV RAYS .
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i think it is parts of a os the suns energy which is called nuclear fusion