1. The distance between the magnetic north pole and magnetic south pole of a bar magnet is called the   equatorial axis   effective length   length of magnet   Hint Half-n-half Clue   2. _______ magnets are made of steel.   Permanent   Temporary   Electro   Half-n-half Clue   3. _______ materials are those that can be influenced by a magnet.   Magnetic   Thermal   Optical   Half-n-half Clue   4. Soft iron can be highly magnetized but the magnetism in it is temporary.   True   False   5. The distance between one of the magnetic poles and the centre of the bar magnet is called the   magnetic equator   effective length   length of magnet   Half-n-half Clue   6. The imaginary vertical plane passing through the magnetic axis of a freely suspended bar magnet is called the   equatorial meridian   magnetic meridian   magnetic equator   Half-n-half Clue   7. Magnetism acts through non-magnetic materials.   True   False