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SabariGiri Residential School
"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
M. G. M. Model School
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
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What is sound ? |
| Sound is a mechanical wave that results from the back and forth vibration of the particles of the medium through which the sound wave is moving. |
