Question

What is a function of hair? A. Hairs on the head and arms keep a person cool. B. Hairs prevent dust from entering parts of the body. Hairs prevent dust from entering parts of the body. C. Hairs help light travel from the eyes to the brain. D. Hairs on the bottoms of the feet help a person to walk.

Answer 1

A. Hairs on the head and arms keep a person cool.

Step-by-step explanation:

A layer of hair or fur even as thin as the hair on our arms can trap air and create an insulating layer between our skin and the colder temperatures outside. The thicker the fur and the oilier it is the better the insulation.

Answer 2

B, hair like eyebrows and eyelashes prevent dust from going into the eye