State three uses of a magnet

Explanation:

Compass. A compass uses a magnet to direct its needle to the north pole

Magnets are used to make a tight seal on the doors to refrigerators and freezers. They power speakers in stereos, earphones, and televisions. Magnets are used to store data in computers, and are important in scanning machines called MRIs.

iron would move it is magnetic there is a mag field around the current in the wire