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        Q: Why do you need magnets?
A: if it really are a magnet , than no . nonetheless , you are able demagnetize a magnet by dipping it or hitting it truly difficult to rearrange the spheres within the magnet . Domains are the areas within a magnet that have particulate that are either organizing so that the poles are attracted to one another or indiscriminately organizing so that the particulate 're not magnetized at all . so if it 's a magnet ... it presumably will be magnetic unless you take your wrath out on it or something . 

Q: Why doesn't my magnet work on ones like itself, but is attracted to other types of magnets?
A: Nails . Paper Clips . staples . needles . south magnet . metal bracalet . keys 

Q: Are these bad invention ideas?
A: It has previously been invented . It usages an infrared sensor to be determined when you 're no longer on the seating .