Question

Your friend can read a book perfectly well but cannot read the writing on blackboard unless she sits on the front row in class.; (a) Is she short-sighted or long-sighted?; (b) What type of lenses-converging or diverging-would an optician prescribe for her?

Answer 1

Answer:

• Defects of vision : Myopia (short sightedness)
• Type of lens prescribed by optician : Concave lens (Diverging)