A maglev train is

Magnets are Any item with a magnetic field. A magnetite field is coused by both a positive(+) and a negitive(-) polarity. The feild is coused by the opposite sides being attracted to eachother. All magnets are are either a positive or a negitive. Magnets will only attract to there opposite pollerity if both poleritys are the same than they will repell eachother.