The magnetism of a magnet is due toA. The earthB. Cosmic raysC. The spin motion of electronsD. Pressure of big magnet inside theearthE. Current applied

The Earth’s magnetic field is believed to be caused by:Options:A) The magnetic properties of rocks in the crustB) Electric currents in the outer coreC) The motion of tectonic platesD) The interaction of the Earth with solar winds

magnetstriction effect

___ and ___ make up Earth's magnetic field.

What causes Earth's magnetic field? aThe core is a magnet bThe moon is a magnet cLiquid iron core moving around

What do you mean by magnetism? Define the paramagnetic and diamagnetic substance in detail.