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July 3, 2015

Homework Help: physics - density

Posted by Anonymous on Thursday, November 13, 2008 at 2:02am.

A person got a metal rock, he knows this rock density is ρm, but he is worried that there might be a hole within the rock, how he found there is a hole or not? And how he found the fraction of the hole size to total rock size? write your experimental steps.

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