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Question
Write down the names of substances.
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Solution
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If we suspend a magnet freely, it will settle in.
What are magnetic and non-magnetic substances? Give two examples of each.
Write two methods by which a magnet can be demagnetised.
It is advised to keep the magnets away from television, mobiles, CD and computers Explain why?
Paper is not a ______ material.
Rubber is a magnetic material.
A magnet was brought from different directions towards a toy boat that has been floating in water in a tub. Affect observed in each case is stated in Column I. Possible reasons for the observed affects are mentioned in Column II.
Match the statements given in Column I with those in Column II.
| Column I | Column II |
| Boat gets attracted towards the magnet | Boat is fitted with a magnet with north pole towards its head |
| Boat is not affected by the magnet | Boat is fitted with a magnet with south pole towards its head |
| Boat moves towards the magnet if north pole of the magnet is brought near its head | Boat has a small magnet fixed along its length |
| Boat moves away from the magnet when north pole is brought near its head | Boat is made of magnetic material |
| Boat floats without changing its direction | Boat is made up non-magnetic material |
______ made objects are attracted by magnets.
Ever silver spoon is a ______ material.
A toy car has a bar magnet laid hidden inside its body along its length. Using another magnet how will you find out which pole of the magnet is facing the front of the car?
