Reflection of Light. What is light?. A form of energy Travels at a speed of 3 x 10 8 m/s Light can either be directly obtained from a luminous source or reflected off a non-luminous source into our eyes.
Reflection of Light
The laws of reflection state that
Join the image I to the eye by drawing the straight lines as shown.
Join the object O to the points of incidence on the mirror surface, that is the surface touching the plane mirror.