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F     O      RM             S          O       F     EN               ERGY:
                       FORMS OF ENERGY:











                                    U

                      .SO
                  4.SOUND ENERGY –
                  4
                                                            NE
                                                                       RGY
                                          ND
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                                                                                        –
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                                                                            n
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                      W
                                                                                                     o
                                                                                                s

                  • • We all hear different types of sounds.
                                                                                             e
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                  • • Energy possessed by sound wave is called
                                      y
                                   g
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                  so
                                   e
                                      n

                        u
                                         e
                                                  y
                                               g
                           n
                  sound energy.

                              d
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                                                                                                         u

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                  • •Sound is a type of energy produced when

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                                                           e
                                                   ty
                                                        p
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                                                                               e
                                      i

                    So
                                                                                  r
                                                                                                                        wh
                                        s
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                  a force causes an object to vibrate.
                                                                                                                    .
                          o
                  a

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                                                                                                     b
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                                                                                                           ate
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                                                                                   t
                                                                                        to

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