Question

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Answer 1

astronaut can not hear because

Answer 2

1) the vocal fold (vocal cord) then vibrate the use airflow from the lungs to create audible pulses that from the laryngeal sound source the muscle of the larynx adjust the length and tension of the vocal fold to fine tune pitch and tune


2) astronaut can not hear each other because there is no air on moon and air helps in communication of voice


3) the air molecules won't move but there will be, a connection between them the sound waves travel from one molecules to another and reaches us within second

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