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What is the cause of Brownian movement, as explained in the paragraph?

Options

  1. AGravitational force
  2. BElectric charge
  3. CBombardment by molecules of the dispersion medium
  4. DCentrifugal force

Correct answer

C. Bombardment by molecules of the dispersion medium

Step-by-step solution

The paragraph attributes Brownian movement to the unbalanced bombardment of the particles by the molecules of the dispersion medium.

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