Fill in the blanks to complete the sentences :
(a) Two ends of a magnet are called ..........
(b) Unlike poles of a magnet ............. each other.
(c) Like poles of a magnet ............ each other.
(d) A freely suspended magnet rests in the geographic ............ direction.
In a magnet, like poles ___ and unlike poles ___.
Like poles of a magnet ______ and unlike poles ________.