Place three wet sheets of paper one on top of the other so that you can grab onto the middle sheet. Try to pull it out without

Place three wet sheets of paper one on top of the other so that you can grab onto the middle sheet. Try to pull it out without separating the sheets. Explain this experience

Because wet sheets become smooth, the distance between the molecules of the sheets becomes very small, and attractive forces arise.

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.