Essential Ideas in Electronics: Resistance
This article, from Electronics Education, is aimed at giving guidance to teachers and takes an in depth examination of resistance and conduction. It is also linked with an earlier article Essential Ideas in Electronics: Current. The article describes: • conductors and resistors • atoms, electrons, charges and current…
Essential Ideas in Electronics: Voltage
These articles, first published in Electronics Education, are aimed at giving guidance to teachers and help to describe the concept of voltage in an electric circuit. There are two articles in this resource. The first article introduces the following ideas: • A signal in a system is a voltage • A voltage is a difference…
Essential Ideas in Electronics: Current
Published in Electronics Education, this article is aimed at giving guidance to teachers and explains the ideas and models behind the understanding of electric current. The article begins by discussing the make-up of atoms and describes the charged particles, protons and electrons before moving on to consider charge interactions…
Case Study: Electrical and Electronic Engineering
Produced for Future Morph, this resource includes a video in which a student talks about his course in electrical and electronic engineering. He describes how one project was to make and test a circuit that included a light-sensitive resistor. A second activity describes a class experiment into the current and voltage characteristics…