Electrons and Electricity - Studymates Author:Barry Dawson Electricity is a topic which is difficult initially for students to understand, due to its ethereal nature. It is not a substance in the sense that water is a substance and if you are able to detect it with the human senses, you detect it in the form of pain. Sight, smell, hearing and taste are of no use to us in this situation. However, it is t... more »he best behaved of all of the scientific branches apart from mathematics. It obeys its own rules without exception; you do not have to take account of external factors which you cannot control. This book offers a useful introduction to a subject that many regard as a difficult area of study but as with other titles in the Studmates series, the key ideas are in manageable chunks.« less