The link I added below should help.
with two poles
You can't magnetize water, it's a myth.
Iron is a magnetic chemical element.
You can magnetize a dress making pin by stroking it in one direction with a permanent magnet. I have done it using a good quality fridge magnet. Dress making pins may become magnetized when they are dropped on a hard surface, for example a tiled floor.
A pulsar
No.
You can magnetize a paper clip by passing it repeatedly over a large magnet.
You cannot magnetize a permanent magnet because it is already magnetized.
magnetize
never
No
magnetize
No its not a metal.
No. There is no metal in a diamond to magnetize.
duct tape a magnet to it.
pee on it
You can magnetize them by placing them near the magnetic field of a metal, this magnetizes them Another way to magnetize a ferromagnet it to wrap a insulated live wire around it, letting each end of the wire touch a + or - side of a bettery. This produces an electromagnet, and it can be turned on or off.