How is the principle of operation of the Guericke electric machine explained?

When the hand is rubbed against a ball of sulfur, electrification occurs and the experimenter acquires an electrical charge that can be transferred to another person.

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.