Posts Tagged ‘Magnetism’
Junior Cert Science: Unusual demonstration of magnetic fields
Posted by: ozymandias1 on: May 12, 2012
This week we looked at a concept called ferromagnetism which allows us to demonstrate the 3-dimensional nature of magnetic fields. Thanks to my first years for being so co-operative Here’s another way of illustrating the idea (which we didn’t do)
The mystery of magnetism
Posted by: ozymandias1 on: August 1, 2008
Floating rings used to demonstrate magnetic repulsion Sometimes the most basic question can be the hardest to answer. “How do magnets work?” is one such question. If you’re a teacher like me you’ll probably end up using fancy terms like “North and South Poles” and “Opposite Poles Attract”, and may even go on to demonstrate [...]
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