Question

A
Choose the correct option:
1. Laws of reflection are:
0 (b) four
O (c) five
(a) three science
Old
2.
The angle between the reflected ray and the normal is called the :
(a) angle of incidence
0 b
(b) angle of reflection
(C) point of incidence
0 (d) angle of incident
3. Angle of incidence is equal to the angle of reflection :
(a) never
(b) sometimes
(c) always
(d) in special condition
4.
is the coloured part of the eyes :
(a) retina
0 (b) iris
0 (c) pupil
0 O
5. Our eyes are covered with:
(a) eyelids 0 (b) ciliary muscles 0 (c) lens
6. A system that used by blind persons to read, is called :
Braille system (b) louis system (c) visual system (d) electronic system​

Answer 1

Answer:

three

angle of reflection

always

iris

eyelids

Braille system