1.

In an experiment to demonstrate brownian motion,smoke was placed in a smoke cell and observed using a microscope.Bright specks were seen moving randomly.Explain the observation

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Explanation:

Schools have for many YEARS demonstrated the principles of Brownian motion using what is known as a smoke CELL. These cells consist of a lamp and lens which is PLACED on the STAGE of a microscope. A small amount of smoke is piped into the glass cell and the MOVEMENTS of the smoke particles are observed.



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