Properties of light

CG

1. EFFECTS OF MATERIALS ON LIGHT

2. TYPES OF REFLECTION

3. REFRACTION

4. DIFFRACTION

5. PROPERTIES OF LIGHT Light travels in straight line. Light travels faster than sound We see things because it reflects into our eyes. Shadows are formed when light is blocked by an object. When light is incident upon an object some are absorbed and some are reflected.

6. PROPERTIES OF LIGHT 6) The dominant frequency decides the colour of an object. 7) A light source is produced by a sun or electric bulb etc.