Magnetism is the force that magnets produce. Every magnet has a north pole and a south pole. Poles that are different such as this north and this south pole attract. And poles that are the same ...
Certain materials feel a magnetic force. A magnetic force can be either attraction or repulsion. How to make a magnetic compass Learn how to make a magnetic compass.
The small size of the balls makes them potential swallowing hazards for young children. The commission asked the ministry to set legal standards for the size of the balls and their magnetic force ...
An EU-wide warning has been issued over a children's toy feared to contain ... the included magnet was found to be 29 times over the allowed magnetic force and could be "easily swallowed".