Question

what component of sunlight regarding as harmful to us.How it is normally from reaching use what destroy this natural protection.​

Answer 1

Answer: uv rays from sun is harmful and it is avoided by ozone layer from entering into earth surface

Explanation:

Answer 2

Answer:

UV rays which is also known as ultraviolet rays.

1. It damages our skin can cause skin cancer
2. It changes the DNA in human body
3. It is harmful for eyes can completely causes the lost of sight

It is prevented by ozone layer which absorbs the UV rays which has frequency lower than visible spectrum.

Explanation:

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