<p align="right">Last Update: <font color="#4f81bd">July, 29, 2024</font></p> ## BIG IDEAS - Magnetic fields are regions around a magnet where magnetic forces can be observed. - These fields are invisible but can be represented by field lines that show the direction and strength of the magnetic force. - Magnetic fields exert forces on moving charged particles and other magnets. - In the 17th century, William Gilbert, an English scientist, published "De Magnete," a study of magnetism. He proposed that Earth itself is a giant magnet, laying the groundwork for modern understanding of magnetic fields. --- Return [[Home|Home]] | [[Magnetism]] | [[Magnets]] | [[Magnetic Force]] | [[Magnetic Fields]]