Answer:
1.Thales observed that when amber is rubbed with animal fur it acquires the ability to attract other materials (weakly). This mysterious effect was the discovery of static electricity.
2.In his book, he also studied static electricity using amber; amber is called elektron in Greek, so Gilbert decided to call its effect the electric force. He invented the first electrical measuring instrument, the electroscope, in the form of a pivoted needle he called the versorium.
3.Research shows that your personality trait (patterns of thinking, feeling and behaving) not only changes your outlook on life but also change the way you perceive reality at work, and how you relate with family, friends, and romantic partners.
4.Electricity is the set of physical phenomena associated with the presence and motion of matter that has a property of electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism.
