Electricity

This practical book answers common questions about electricity by looking at evidence and demonstrating its properties through a range of carefully chosen experiments that can be done in the classroom or at home. It covers such questions as 'What is electricity?', 'How does electricity make things glow?', 'How do we measure electrical charge?'. 'How do we make an electrical current?' and 'How are electricity and magnetism linked?' It also includes questions for readers to investigate further on their own. Written by a highly experienced and acclaimed science writer, the book includes links to useful websites as well as glossary, index and list of further reading.