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SAI INTERNATIONAL SCHOOL
                                                         Class 8
                                                  Home Assignment
                                                   Subject-Physics
                                                       CH-Sound
                                                Subtopic-Human Ear


                   1.    Human beings hear sound through ______.                                               1
                   2.    _________ is a stretched membrane in ear which vibrates.                              1
               True/ false
                   3.    Sound is transmitted from inner ear to outer ear.                                     1
                   4.    Inner ear sends signals to ______.                                                    1
               MCQ
                   5.    Eardrum is a part of                                                                  1
                             a. Sound producing organ
                             b. Skeletal system
                             c. Hearing organ
                             d. Reproductive organ
                   6.    The eardrum is a                                                                      1
                            a) bone
                            b) fluid
                            c) coiled tube
                            d) a stretched membrane
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