colour

diffraction

dispersion

drawing the reflection in a mirror diagram

drawing ray diagrams

eye

fibre optic cables

lenses

mirrors: plane           concave           convex

prisms:    to turn light    to disperse light

refraction

reflection (simple)

shadow

straight path of a ray

TIR - Total Internal Reflection

 

Revision puzzle exercise

112 Optical Illusions & Visual Phenomena - click below