Question

Write one function of each.
a) Plane mirror
b) Vitamin A
c) Braille text

Answer 1

Plane mirror gives a normal reflection of your body
VITAMIN A is a fat soluble vitamin. Helps people suffering through night blindness.
Braille text is useful for blind people to read texts and books, etc.

Answer 2

a) Plane mirror :

periscopes, for signalling, in kaleidoscopes, to see round dangerous bends

b) Vitamin A :

maintain healthy teeth, skeletal and soft tissue

c) Braille text :

used by blind and visually impaired people who cannot access print materials.