To test if an object is magnetic, bring it close to a known magnet. If it attracts, the object is magnetic.
Discussion Forum Latest Questions
Magnetic field lines represent the direction and strength of the magnetic field. They show how the magnetic force acts around a magnet.
Yes, magnets can lose their magnetism due to factors like high temperatures, physical shocks, or strong opposing magnetic fields.
Magnetic declination is the angle between magnetic north (indicated by a compass) and true north (geographic north).
To make an electromagnet, wrap a coil of insulated wire around a nail and pass an electric current through the wire.