everyday science MCQ #2462

When a ray of sunlight enters a dark room, its straight path becomes visible because of dust particles in the air. This is because light is:

everyday science MCQ #2462

  1. Question 1

    Q1. When a ray of sunlight enters a dark room, its straight path becomes visible because of dust particles in the air. This is because light is:

    • A) Scattered
    • B) Transparent
    • C) Invisible
    • D) Opaque

    Answer: Scattered

    Explanation: Dust particles scatter the light beam via the Tyndall effect, making the path of light visible — this is an example of light scattering by colloidal particles.