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. |