Thermal Physics.

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Xie Kai Jing (40)
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Guzheng Tuan

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Friday, September 5, 2008

9:52 PM

Chapter 7 - Kinetic Model of Matter

7.3 Brownian Motion

Random or irregular motion of smoke particle in air/ pollen grains in water.
When temperature increases, the smoke particles are observed to move faster and more vigorously.
caused by the bombardedment of air molecules on smoke particles/ water molecules on pollen grains in water