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chapter 7 - Coggle Diagram
chapter 7
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Brownian motion
proves that matter can be made up of small , discrete particles which are in constant and random movement
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Example : Brownian matter can be used to explain some infectious diseases such as influenza can be spread through air . When a sick person cough , droplets evaporates and the smaller virus particles are left behind . Virus particles do not move in a straight path . They move randomly due to Brownian motion