brownian motion

Question

Brownian motion evidence supports existence of:

RankGuru · Accepted Answer

Brownian motion is the random, erratic movement of microscopic particles suspended in a fluid.
- Albert Einstein explained this in 1905 as being caused by the **random bombardment** of the particle by the individual, discrete molecules of the fluid.
- Jean Perrin's subsequent experiments verified Einstein's theory and provided the first definitive proof of the **existence of atoms/molecules** as per the kinetic theory.

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brownian motion

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