What effect will the north pole of one magnet have on the north pole of another magnet. a. repulsive b. attractive c. combative d. no effect 2.why are paperclips attracted to magnets? a. the contain silver b. they contain aluminum c. they contain tin d. they contain iron 3.what is the simplest requirement for an electromagnet? a. a coil of electrified wire wrapped b. a bar magnet and a power source c. a coil of electrified wire d. a length of electrified wire for 20pts