Each magnet has a clamping force of 300 kgs and when the poles are "like" they repel with enough force to make a man "levitate." The magnets can be bought here but they are very strong so should ...

Not every metal is attracted to a magnet. If you have a magnet, try seeing what objects it will attract or repel. Iron fillings reveal a magnet's magnetic field. You can see a magnet's magnetic ...

It’s the invisible force that makes magnets attract or repel, and other materials like metal react to it. The only problem is that you can’t really see it… or can you? To find out ...

The electric current creates a magnetic field, and when the current is turned off, the magnetism disappears. Magnetism is an invisible force that can attract or repel certain materials ...

Why does the needle rotate? Magnets react to each other. You’ve probably seen how magnets can attract or repel each other. They have two ends – a north pole and a south pole. North repels north, just ...