Brownian motion is A. chaotic motion of very small solid particles in a liquid B. chaotic penetration

Brownian motion is A. chaotic motion of very small solid particles in a liquid B. chaotic penetration of particles into each other C. ordered motion of solid particles in a liquid D. ordered motion of liquid molecules

Robert Brown in 1827 observed in a microscope the chaotic movement of solid suspended particles in a liquid. Hence the name of the phenomenon. You can observe the Brownian motion of suspended solids in a gas. The nature of the movement is due to the random impacts of liquid or gas molecules on suspended particles.

Answer: The correct answer is option A.



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