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 Discussion Response Post to:
sound
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![[Post New]](/templates/default/images/icon_minipost_new.gif) 5 Feb 2008 00:24:15 IST
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aree bhai i think,
in mechanical waves a transfer of energy takes place and matter is required to hold energy,
obviously vaccum cannot hold energy,
only particles of a medium can........
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this word is so small that it is a foolishness to hate anyone.
so, we love all. |
this reply: 2 points
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