Question

Define Tyndall effect. Give two examples of Tyndall effect observed in our surroundings?

[2 Marks]

Answer 1

Tyndall effect is the phenomenon of a scattering of a beam of light by a medium containing small suspended particles.
[1 Mark]

Tyndall effect in daily life:

• When sunlight passes through the canopy of a dense forest.
• Light from the headlights of a car becomes visible during foggy/smoggy weather.

[1 Mark]