In ancient times, sailors used to find direction by suspending a piece of______.
None of these
Bar magnet
Magnetic compass
Electromagnet
In ancient times, sailors used to find direction by suspending a piece of a bar magnet, instead of magnetic needle or compass.
In olden days, sailors used to find direction by suspending a piece of ___ magnet.
In olden days, sailors used to find direction by suspending a piece of a/an___ .
Initially, sailors used to find direction by suspending a piece of ____.
In ancient times, sailors found direction by suspending a ______.
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.