1. What is the true test for magnetism?   Neither Attraction nor Repulsion   Repulsion   Attraction   Hint Half-n-half Clue   2. The magnetic equator is an imaginary line parallel to the magnetic axis.   True   False   3. An iron nail is suspended vertically from a string. When a strong bar magnet is brought close to it, the iron nail is attracted to the magnet and the string assumes an inclined position. If an iron sheet is placed between the iron nail and the magnet, the string will _______.   remain in an inclined position   return to its vertical position   4. An iron nail is suspended vertically from a string. When a strong bar magnet is brought close to it, the iron nail is attracted to the magnet and the string assumes an inclined position. If a wooden plank is placed between the iron nail and the magnet, the string will _______.   return to its vertical position   remain in an inclined position   5. Name the magnetic iron ore once used as a primitive compass.   Lodestone   Soft Iron   Keeper   Half-n-half Clue   6. The imaginary line NS passing through the magnetic north and south poles of a bar magnet is called the   magnetic meridian   magnetic axis   magnetic equator   Half-n-half Clue   7. Temporary magnets are made of _______.   steel   soft iron   copper   Half-n-half Clue