Conduct an experiment to determine how quickly perfume smells spread in your classroom. Will it be possible to consider this speed as the speed of movement of the molecules of the odorous substance?
It is impossible to consider the speed of propagation of spirits in the class as the speed of movement of molecules of an odorous substance, because the movement of molecules occurs along a curvilinear broken path.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.