Answers

2015-05-24T11:59:01+05:30
U could say....
::: Hello and WELCOME to ...(the name of the show chosen by you)
then ..( you could tell some point on sound) like....
       (facts)     Sound ....plays a important role in our lives...
did u know..Sound comes from vibrations. These vibrations create sound waves which move through mediums such as air and water before reaching our ears.Our ears vibrate in a similar way to the original source of the vibration, allowing us to hear many different sounds. 

 and without sound our lives can become incomplete Sound is used by many animals including us too to detect danger, warning them of possible attacks before they happen.
amd soo guys sound is very important!!
             and  sooo we are going to show some videos...hope u all enjoy and understand the sound around us...
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nic ans
thank you..happy to help..
ur welcome