science - fun with magnets

Class 6 - Science

Fun with Magnets

Q&A
Question:

Name the compound of iron contained in lode stone.

Answer:

The compound of iron is iron oxide or magnetite.



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Questions and Answers


Fun with Magnets - Questions
1.

Identify magnetic and non-magnetic substances from the list given below: Iron, Steel, Nickel, Plastic, Wood, Copper and a Stainless Steel spoon


Answer
2.

Where are poles of a bar magnet located?


Answer
3.

Write two methods by which a magnet can be demagnetised.


Answer
4.

What happens when N-pole of a magnet is brought near the N-pole of a suspended magnet?


Answer
5.

You are given two rods. Out of these, one is an iron rod and the other one is magnet, how will you identify these rods?


Answer
6.

Show that a magnet has two poles. What are the properties of the poles of a magnet?


Answer
7.

A magnet was brought from different directions towards a toy boat that has been floating in water in a tub. Effect observed in each case is stated in Column I. Possible reason for the observed effects are mentioned in Column II. Match the statements given in Column I with those in Column II.  
ncert-solutions-for-class-6th-science-chapter-13-fun-with-magnets-5


Answer
8.

At which place on a magnet, its magnetic force is maximum?


Answer
9.

State whether the following statements are true or false:
(i) A cylindrical magnet has only one pole.
(ii) Natural magnets were discovered in Greece.
(iii) Similar poles of a magnet repel each other.
(iv) Maximum iron filings stick in the middle of a bar magnet when it is brought near them.
(v) Bar magnets always point towards North-South direction when suspended freely in air.
(vi) A compass can be used to find East-West direction at any place.
(vii) Rubber is a magnetic material.


Answer
10.

Write main properties of a magnet.


Answer
11.

It is said that repulsion is a sure test for magnetism. Why is it so?


Answer
12.

Name the shepherd after which magnet was named.


Answer
13.

A given bar magnet was broken into pieces. Where will be its North and South pole?
ncert-solutions-for-class-6th-science-chapter-13-fun-with-magnets-10


Answer
14.

Write any two properties of a magnet.


Answer
15.

Name the compound of iron contained in lode stone.


Answer
16.

How can you separate a magnetic substance from a mixture?


Answer
17.

It was observed that a pencil sharpener gets attracted by both the poles of a magnet although its body is made of plastic. Name a material that might have been used to make some part of it.


Answer
18.

Column I shows different positions in which one pole of a magnet is placed near that of the other. Column II indicates the resulting action between them for each situation. Fill in the blanks.
ncert-solutions-for-class-6th-science-chapter-13-fun-with-magnets-1


Answer
19.

Draw a diagram of a magnetic compass.


Answer
20.

In which direction does a suspended magnet come to rest?


Answer
21.

Draw the diagram of (a) Bar magnet (b) Horse-shoe magnet.


Answer
22.

A bar magnet has no markings to indicate its poles. How would you find out near which end is its north pole located?


Answer
23.

Fill in the blanks in the following:
(i) Artificial magnets are made in different shapes such as_________ ,_______ and
(ii) The materials which are attracted towards a magnet are called_________
(iii) Paper is not a________
(iv) In olden days, sailors used to find direction by suspending a piece of
(v) A magnet always has ________poles.


Answer
24.

How is compass used to find direction?


Answer
25.

You are given iron strip. How will you make it into a magnet?


Answer
26.

Few iron nails and screws got mixed with the wooden shavings while a carpenter was working with them.How can you help him in getting the nails and screws back from the scrap without wasting his time in searching with his hands?


Answer
27.

It is advised to keep the magnets away from television, mobiles, CD and computers  Explain why?


Answer
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