3prep - FirstTerm-UnitTwo
3prep - FirstTerm-UnitTwo
3prep - FirstTerm-UnitTwo
3Prep- FirstTerm-UnitTwo
Light Energy-Mirrors & Lenses
Types of Mirrors:
1- Flat Mirrors
2- Spherical Mirrors:-
(a) Concave Mirrors
(b) Convex Mirrors
Give a reason For Answer
1-Convex mirror is To show the path
placed in front of the behind the car。
driver。
Second Law:
The incident light ray,the reflected light ray
and the normal line all lie in the same plane
perpendicular to the reflecting surface。
Concepts Concerning Reflecting of light:
Reflection of light:
The bouncing of the incident light ray in the
same medium when it strikes a reflecting
surface。
The Incident Ray The Reflected Ray
It is the light ray It is the light ray
that: falls on that: bounces from
the reflecting surface the reflecting surface