done 6th Magnetism

• question_answer1)
  Name the materials placed on the ground which are picked up by Magnes stick.
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• question_answer2)
  What about objects in the classroom?
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• question_answer3)
  Is there any material common in all the objects that were attracted by the magnet? Name it.
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• question_answer4)
  Some materials are given as cloth, plastic, aluminium, wood, glass, iron. Collect the non-magnetic materials.
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• question_answer5)
  Is the soil a magnetic or a non-magnetic material?  
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• question_answer6)
  A tailor was stitching buttons on his shirt. The needle has slipped from his hand onto the floor. How can you help the tailor to find the needle?  
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• question_answer7)
  Does the magnet with iron filings sticking to it look like a bar magnet?
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• question_answer8)
  Do the materials other than magnet also come to rest in the same direction in the statue of Emperor's chariot?  
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• question_answer9)
  How can you find the direction of your classroom from the main gate of your school?
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• question_answer10)
  Insert a magnetised needle through a paper cork. Let the cork float in the water placed in a tub in such a way that the cork does not touch the water. Does the needle always point in the same direction when the cork stops rotating?
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• question_answer11)
  Do the two similar poles attract or repel each other?
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• question_answer12)
  Do the opposite poles attract or repel each other?
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• question_answer13)
  What will happen if a magnet is brought near a compass?
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• question_answer14)
  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 ... material. (iv) In older days, sailors used to find direction by suspending a piece of.... (v) A magnet always has ... poles.  
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• question_answer15)
  State whether the following statements are true or false: (i) A cylindrical magnet has only one pole. (ii) Artificial 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. (vi) A compass can be used to find East-West direction at any place. (vii) Rubber is a magnetic material.
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• question_answer16)
  It was observed that a pencil sharpener gets attracted by both the poles of a magnet although, its body is made up of plastic. Name a material that might have been used to make some part of it.
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• question_answer17)
  Column I shows different position 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.  

  Column I	Column II
  N-N	……
  N-...	Attraction
  S-N	……..
  ...-S	Repulsion

   
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• question_answer18)
  Write any two properties of a magnet.
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• question_answer19)
  Where are poles of a bar magnet located?  
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• question_answer20)
  A bar magnet has no markings to indicate its poles How would you find out' near which end is its North pole located?
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• question_answer21)
  You are given and iron strip. How will you make it into a magnet?
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• question_answer22)
  How is compass used to find directions?   
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• question_answer23)
  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
  (i)	Boat gets attracted towards the magnet	(a)	Boat is fitted with a magnet with North pole towards its head
  (ii)	Boat is not affected by the magnet	(b)	Boat is fitted with a magnet with South pole towards its head
  (iii)	Boat moves towards the magnet, if North pole of the magnet is brought near its head	(c)	Boat has a small magnet fixed along its length
  (iv)	Boat moves away from the magnet when North pole is brought near its head	(d)	Boat is made of magnetic material
  (V)	Boat floats without changing its direction	(e)	Boat is made up of a non-magnetic material

   
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