| A | B | 
|---|
| magnetism | force of attraction or repulsion of a magnetic material due to the arrangement of its atoms. | 
| pole | regions of a magnet where the magnetic effects are the strongest. | 
| magnetic field | Area over which the magnetic force is exerted. | 
| magnetic domain | region of a material in which the electron spins are aligned. | 
| magnetosphere | region in which the magnetic field of the Earth is found. | 
| North and South | The poles of a magnet. | 
| attract | pull | 
| repel | push apart | 
| north | magnetic field lines start at this pole | 
| south | a north pole is attracted to a ___ pole | 
| electron | The spins of these particles are responsible for magnetism | 
| magnetite | a magnetic rock has | 
| nickel and cobalt | Iron and which two common elements can be made into magnets | 
| combine | when magnets attract, their fields _____. | 
| compass | a tool used to find field lines | 
| hitting | one way to wreck a magnet is heating it, another is ____ it. |