What happens when a beam of sunlight enters a dusty room through a window ? Explain your answer.

What happens when a beam of light is passed through As_2S_3 sol?

What happens when a beam of sunlight is passed through a glass prism ? What is spectrum ?

When a beam of sunlight enters a room through a window, we can see tiny particles X suspended in a gas (or rather a mixture of gases) Y which are moving rapidly in a very haphazard manner. (a) What could particles X be ? Name the gas (or mixture of gases) Y. (c ) What is the phenomenon exhibited by particles X known as ? (d) What is causing the movement of particles X ? (e) What conclusion does the existence of this phenomenon give us about the nature of matter ?

Explain what happens when a beam of light is passed through a colloidal solution ?