Question

Because of the _______of colloidal particles, we cannot see them with naked eyes.

Answer 1

Answer:

Small size

Explanation:

Because of the small size of colloidal particles, we cannot see them with naked eyes. But, these particles can easily scatter a beam of visible light as observed in activity 2. This scattering of a beam of light is called the Tyndall effect after the name of the scientist who discovered this effect.