IX. Magnetism Flash Cards

1. The diagram below represents magnetic lines of force within a region of space.


The magnetic field is strongest at point

(1) A (2) B (3) C  (4) D

2. The diagram below represents the magnetic lines of force around a bar magnet. At which point is the magnitude of the magnetic field strength of the bar magnet the greatest? Answer:  

3. The diagram below shows a bar magnet.

Which arrow best represents the direction of the needle of a compass placed at point A?


4. The factors affecting resistance in a conductor are _____ , cross-sectional area, ____, and resistivity. (see equation)

5. Moving electric charges produce _____ fields.

6. The relative motion between a conductor and a magnetic field may produce a ______ difference in the conductor.