So, summing up, planet earth behaves in many ways as being a large permanent magnet and although it is super-interesting, the chances are you happen to be prone to should identify the poles of your permanent magnet you need to use, instead of the direction with the Earth's magnetic poles. turkey magnets Obviously magnetic fields are invisible so here we take a look at the best way to identify them. 1. Iron filings experiment In case you sprinkle iron filings through to a sheet of A4 paper and position a magnet beneath filings align from the formation on the magnet's magnetic field. An excellent experiment for the kids. 2. Flux paper Magnetic flux paper is really a micro-encapsulated n42 magnets film which changes colour when put into an external magnetic flux, displaying the positions of an magnet's poles as well as the pitching lines between them. 3. Pole testers Analogue and digital pole testers are all around and so are the quickest method to identify the poles of any magnet. 4. Virtual pole tester Course, not a soul carries a pole tester around using them continuously, nevertheless the most us have our smartphone's. You possibly can download the first4magents Virtual Pole Tester app to turn your smartphone in to a digital pole tester!