What is dispersion of light?
Splitting up of white light into seven different colours on passing through a transparent medium is called Dispersion of Light.
Example
Rainbow- it is a natural phenomena in which sunlight is split up into different colors
Is Sunlight white or coloured?
Sunlight appears white and hence, it is called white light.
But actually made up of 7 colours
| V | Violet |
| I | Indigo |
| B | Blue |
| G | Green |
| Y | Yellow |
| O | Orange |
| R | Red |
Activity to see dispersion of light
We follow these steps
- Take a glass bowl
- Fill it with water
- Put mirror in it
- Place it near the window so that sunlight falls on it
- it is reflected on wall
- We see different colors
Note: This is possible because mirror in water forms a prism