Stalkers

Thursday, October 6, 2011

5.3 Plenary 2


5.3 Plenary 2
04 October 2011
14:06
·         
How can you make a cannonball float?

Explanation below…

Density of Mercury =  7.9g/cm3 or 7,900kg/m3
Density of Iron =  13.6g/cm3 or 13,600kg/m3
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