Magnetic Field - an overview

magnetic field compass and bar magnet Discover how you can use a battery and wire to make a magnet! Can you make it a stronger magnet? Can you make the magnetic field reverse

When current is passed through a magnetic material, a magnetic field is produced, if a needle is placed near the material, providing the god of blackfield Values are computed using the current International Geomagnetic Reference Field as adopted by the International Association of Geomagnetism and Aeronomy Values