Fill in the blanks:
(i) Artificial magnets are made in different shapes such as ___________, ____________, and ___________.
(ii) The materials which are attracted towards magnets are called ___________.
(iii) Paper is not a ___________material.
(iv) In olden days, sailors used to find direction by suspending a piece of ____________.
(v) A magnet always has ___________ poles.