Question

It’s a good idea to use sunscreen when you are out in the sun. Titanium dioxide, the white chemical in some sunscreens, forms a barrier on your face and body. Which of these best explains how sunscreen protects the skin?
A) Particles in the sunscreen reflect away the harmful UV rays.
B) Particles in the sunscreen chemically deactivate the UV radiation.
C) Particles in the sunscreen repair the sun damage caused to the skin.
D) Particles in the sunscreen penetrate the skin pores and prevent entry of UV rays.

Answer 1

Here is your ans:A is correct......