Page 145 - Science Class 06
P. 145

B.   Fill in the blanks.
                  1.  Like poles of a magnet _________     each other while unlike poles _________     each other.

                  2.  A freely suspended bar magnet takes  _________       and  _________   direc ons.
                  3.  The force of a rac on in a magnet seems to be  _________        on poles.
                  4.  The smallest possible piece of a magnet has both _________        and  _________   poles.

                  5.  A magnet can  _________     other magne c substances.
              C.   Write the proper es of a magnet.
                  _____________________________________________________________________________
                  _____________________________________________________________________________

                  _____________________________________________________________________________
                  _____________________________________________________________________________
                  _____________________________________________________________________________

              D.   Very short answer ques ons.
                  1.  What do you mean by a magnet?
                  2.  Name any three magne c materials.
                  3.  What is magne c induc on?

                  4.  Write any two methods used to make ar ficial magnets.
                  5.  What is a magne c compass?
              E.   Short answer ques ons.
                  1.  How can you locate the poles of a magnet?

                  2.  How can you locate direc ons using a bar magnet?
                  3.  Write double touch method to make an ar ficial magnet.
                  4.  Write the ways to take care of magnet.
              F.   Long answer ques ons.

                  1.   Explain magnet in your own words.
                  2.   Describe the ac vity which can be used to locate the poles of a magnet.
                  3.   Describe the proper es of magnet.

                  4.   Explain natural and ar ficial magnet.
                  5.  Explain the ac vity which can be performed to show a bar magnet always take north-south
                      direc on.
             Project
             Project
             Project ActivityActivityActivity
             Project Activity
              A.  Take  a  bar  magnet  and  rub  it  on  different  materials.  Write  whether  these  materials  are
                  magne c or not.
              B.  Take a bar magnet and locate its poles.

              C.  Take a mixture of iron fillings and wood power, separate out the iron fillings from the mixture
                  with the help of a bar magnet.
              D.  Locate the direc on of your classroom with the help of a compass.



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