Detector de polo magnético CMS Magnetics un práctico identificador de polarid...

Description

CMS Magnetics Magnetic Pole Detector, a Handy Polarity Identifier to Know Magnet's North or South Poles, Great for School Teachers, Science Projects and Metal Detector
Ultra-low friction magnet holder means that this magnetic pole detector can detect magnetic fields from over a foot away
Easily detect and identify where the poles on a magnet are in order to safely handle them.
Great for educators - Teach kids what poles on a magnet are and how they interact with each other.
This magnetic pole detector is a great low-cost tool to view and identify the polarity of magnets, or to find out if an object is magnetic. It's simple yet durable construction means that this detector makes a great educational tool for teaching students about the properties of magnets and their magnetic fields. This magnetic pole detector consists of a bar magnet with its north pole painted red and its south pole painted blue. When held up to the south pole of a magnet, the red end of the indicator will be pointing toward the magnet.
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