6th Science Magnetism EM Full Study Material

6th Standard

    Reg.No. :
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Science

Time : 01:00:00 Hrs
Total Marks : 40
    5 x 1 = 5
  1. An object that is attracted by magnet

    (a)

    wooden piece

    (b)

    plain pins

    (c)

    eraser

    (d)

    a piece of paper

  2. People who made mariner’s compass for the fi rst time.

    (a)

    Indians

    (b)

    Europeans

    (c)

    Chinese

    (d)

    Egyptians

  3. A freely suspended magnet always comes to rest in the ________ direction

    (a)

    North - east

    (b)

    South - west

    (c)

    East - west

    (d)

    North - south

  4. Magnets lose their properties when they are

    (a)

    used

    (b)

    stored

    (c)

    hit with a hammer

    (d)

    cleaned

  5. Mariner’s compass is used to fi nd the

    (a)

    speed

    (b)

    displacement

    (c)

    direction

    (d)

    motion

  6. 5 x 1 = 5
  7. Artifi cial magnets are made in different shapes such as __________, __________ and ____________.

    ()

    oval, cylindrical, disc

  8. The Materials which are attracted towards the magnet are called________.

    ()

    magnetic substances

  9. Paper is not a ______ material.

    ()

    magnetic

  10. In olden days, sailors used to fi nd direction by suspending a piece of ___________.

    ()

    lode stones

  11. A magnet always has __________ poles.

    ()

    two

  12. 2 x 5 = 10
  13. You are provided with an iron needle. How will you magnetize it?

  14. How does the electromagnetic train work?

  15. 5 x 3 = 15
  16. Explain the attraction and repulsion between magnetic poles.

  17. A student who checked some magnets in the school laboratory found out that their magnetic force is worn out. Give three reasons for that?

  18. You are provided with iron filings and a bar magnet without labelling the poles of the magnet. Using this...
    a. How will you identify the poles of the magnet?
    b. Which part of the bar magnet attracts more iron filings? Why?

  19. Two bar magnets are given in the figure A and B. By the property of attraction, identify the North pole and the South pole in the bar magnet (B) 

  20. Take a glass of water with a few pins inside. How will you take out the pins without dipping your hands into water?

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