Page 1 - MM
P. 1

SAI INTERNATIONAL SCHOOL
                                                          Class8
                                                        Mind Map
                                                   Subject-Physics
                                                       CH-Sound
                                        Subtopic-Terms Related to sound













                                           TERMS RELATED TO SOUND






                    FREQUENCY
                                                  TIME
                 the number of waves that       PERIOD
                   pass a fixed point in a
                          second               T is the time it    AMPLITUDE
                  The frequency of sound       takes for one                                   WAVELENGTH
                 waves is measured in hertz      complete        maximum displacement
                           (Hz).              oscillation , it is   of vibrating particles of   the distance between the
                                                measured in       the medium from their     centres of two consecutive
                                                  seconds          mean position when          compressions or two
                                                                  the sound is produced.     consecutive rarefactions is
                                                                                              equal to its wavelength.
   1