Chapter 13
Fun with Magnets
1.What is magnetite?
a) Round matter
b) Natural magnet
c) A piece of magnetic shape
Answer: b) Natural magnet
2. What are substances that are not attracted by magnets called?
a) Interesting
b) Uninterested Substance
c) Non-magnetic material
Answer: c) Non-magnetic material
3. How many poles do each magnet have?
a) Two
b) Four
c) Eight
Answer: a) Two
4. Paper is not material.
a) Magnetic
b) light
c) None at all
Answer: a) Magnetic
5. Where are the two poles of a bar magnet?
a) At the lower end of the magnet
b) At the top end of the magnet
c) At the two ends of the magnet
Answer: c) At the two ends of the magnet
6. Which country did Magnus belong to?
a) Of India
b) of Greece
c) Iraq’s
Answer: b) of Greece
7. What was a piece on the head of magnus’ stick?
a) iron
b) magnet
c) Shilguti
Answer: a) iron
8. Where did Magnus take his sheep for grazing?
a) To the nearby field
b) Option 2to the nearby hill
c) To the bank of the nearby bill
Answer: b) Option 2to the nearby hill
9. What does the image below mean?
a) Repulsion between the same poles
b) Repulsion between opposite poles
c) The arc between the same pole
Answer: a) Repulsion between the same poles
10. What do two opposite poles do to each other?
a) Repulsion
b) Attraction
c) None at all
Answer: b) Attraction
11. What is the substance attracted by a magnet called?
a) Interesting
b) Magnetic
c) Non-magnetic
Answer: b) Magnetic
12. What poles does each magnet have?
a) East and West
b) North and East
c) North and South
Answer: c) North and South
13. The end of the magnet that points towards the North is known as
a) north seeking pole
b) north pole
c) both
Answer: c) both
14. What’s in magnetite?
a) Cement
b) iron
c) Rock
Answer: b) iron
15. What are substances that have iron-attracting properties called?
a) magnet
b) Magnet
c) Both of the above
Answer: c) Both of the above
16. Which of the following substances is non-magnetic?
a) Polythene
b) iron
c) Nickel
Answer: a) Polythene
17. In the previous days the sailor had hung a piece to determine the direction.
a) Plastic
b) magnet
c) None at all
Answer: b) magnet
18. Whose was the chariot of the idol that determined the direction?18. Whose was the chariot of the idol that determined the direction?
a) Magnus’
b) Hwangti’s
c) Pragyan’s
Answer: b) Hwangti’s
19. What is the end of the magnet which is in the north direction called?
a) Head of north direction
b) North Pole
c) Both of the above
Answer: c) Both of the above
20. What is the English version of the word ‘South Pole’?
a) Chauth Pole
b) North Pole
c) Magnetite
Answer: a) Chauth Pole