12: Magnetism Last updated Sep 11, 2024 Save as PDF 11.E: Electricity (Exercise) 12.1: Introduction and Learning Objectives Page ID95942 ( \newcommand{\kernel}{\mathrm{null}\,}\) 12.1: Introduction and Learning Objectives12.2: Magnet12.3: Magnetic Fields12.4: Earth as a Magnet12.5: Electromagnetism12.5.1: Electromagnet12.5.2: Electromotive Force12.5.3: Electric Motor12.5.4: Generator12.5.5: Lenz's Law12.5.6: Induced Voltage and Magnetic Flux12.5.7: Transformers12.6: End of Chapter Activity12.7: End of Chapter Key Terms