Question

how to identify the poles of an iron bar after it becomes a magnet?​

Answer 1

Answer:to identify the poles,you must have an already marked bar magnet,take north side of the bar magnet near the iron bar,if it attracts,it is south,if it repels, the side facing it is north

OPPOSITIES ATTRACT

Answer 2

Answer:

take a another magnet with know poles and place the north face of magnet toward face of iron bar if they attracted means that face of bar is south if they repel then face is north also.

BECAUSE WE KNOW LIKE LIKE REPEL EACH OTHER