ocr: What IS a magnetic field? Amagnetic field is the area around a magner which exerts forces on other magnets. The metal flippers in the moon game work because they are attracted toward a strong magnetic field above them. FIELD LINES Magnetic field around a bar magnet You can show the area ofa magnetic field around a magnet by drawing field lines. The closer together that the lines are, the stronger the field. As you can see in the diagram above, the field lines are always closest together at the poles, where the magnet exerts the strongest forces on other magnets. Magnetic fields are measured in ...
(.png)
