Question

define b r o w n i a n motion​

Answer 1

Answer:

Brownian motion is the random movement of particles in a fluid due to their collisions with other atoms or molecules. ... Brownian motion takes its name from the Scottish botanist Robert Brown, who observed pollen grains moving randomly in water.

Answer 2

Answer:

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Explanation:

the erratic random movement of microscopic particles in a fluid, as a result of continuous bombardment from molecules of the surrounding medium.