Category : 9th Class
Right from our birth we learn to recognize each other organisms with the help of the sound produced by them. We hear different sounds in our surroundings produced by the different organisms. A small baby recognize his/her parents from their sounds and responds to it. Thus, we can say that sound is a form of energy which produce a sensation of hearing.
Production of Sounds
The most important question that comes to our mind when we study sound is that 'how is sound produced by different organisms?' The correct answer to this question is that whenever something vibrates due to disturbance produced in the medium, the sound is produced. Sound is produced whenever we speak, or whenever we strikes something with the help of hard objects. In each case the sound is produced due to vibration in the medium. The tunning fork is used to produced a specific type of sound. It is a U shaped steel device with a stem at base. Whenever it is strike against a rubber pad cause the prong to start vibration and these vibration produces sound..
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