Why does a surface thoroughly wiped with a dry cloth very soon become dusty again?
| September 24, 2020 | Education
The surface is electrified due to friction and begins to attract dust particles from the air.
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.