Why don’t two pieces of chalk join when squeezed, but two pieces of putty or lead join?
August 24, 2020 | Education|
It’s all about the ability to bring molecules of bodies closer to each other at distances at which the forces of mutual attraction are manifested.
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.