Bullish - Video Magnetism Experiments: Bar Magnets, Iron Filings & Compass Science Posted: April 8, 2025 | Last updated: April 8, 2025 The video explains the concepts of magnetic, electric, and ...

How a Generator Works When an electric current flows through a wire, it generates a three-dimensional magnetic force field around the wire, similar to that surrounding a bar magnet. Magnets are ...

Permanent magnets can come in lots of different shapes and sizes. Bar magnets and horseshoe magnets are two of the most common shapes of magnet. The magnetic field is shown by lines with arrows ...