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Hi, i am sound. You may hear me in your daily routine. Sometimes, i am mild (feeble), Sometimes i am Loud, Sometimes I am shrill and somestimes may be flat. I am so special to my source that even when you hear me once, you can quickly recognize me even a long interval of time.I need a medium to propagate.But it should have elasticity, inertia and it should be frictionless.
We me, you would be a deaf in this world.I m very special.
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