Question

FILL IN THE BLANKS:-

1). A magnet, no matter how big or small, will always has ________poles .

2). The phenomenon of attracting iron and pointing n north - south direction is called _________.

3). Iron and nickel are _________ materials whereas copper and aluminum are ____________ materials.

4). If a magnet is heated or handled roughly, it loses its ________.

5). A magnet always comes to rest in the ________ direction.

6). A magnetic compass has a _________ at its centre.
​

Answer 1

Answer:

(i) Artificial magnets are made in different shapes such as bar magnets, horse-shoe magnets and cylindrical magnets.

(ii) Materials which are attracted towards magnets are called magnetic materials.

(iii) Paper is not a magnetic material.

(iv) In olden days, sailors used to find direction by suspending a piece of bar magnet .

(v) A magnet always has two poles

Answer 2

Answer:

1) 2

2) Magnetic induction

3) Magnetic, Non - Magnetic

4) Magnetism

5) North - South

6) small needle