Question

What are UV rays ? Give their two uses.

Answer 1

$\textbf {\underline {ANSWER:}}$✏✏✏




$\textbf {\underline {UV=ULTRAVIOLET RAYS:}}$✏✏



=>Ultra violate rays are used by doctors for speacial treatments for detects the hidden diseases inside our body parts.


$\textbf{\underline {TWO USES OF UV:}}$✒✒✒


1. Uv rays is used to produce vitaminD in bodies.

2.it is used for detects some skin disoders