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October 21, 2014

October 21, 2014

Posted by **romeo** on Saturday, September 22, 2012 at 11:44am.

- physics -
**bobpursley**, Saturday, September 22, 2012 at 12:06pmVOLUME OF WOOD: .2*.5*.4 M^3=.04 M^3

MASS OF WOOD: .04*6e6 GRAMG=.024e6G=24000grams

now, to sink that block, you need a total mass of .04m^3*1Eg/m^3=40,000 grams, so the mass of lead then is 40-24 kg of lead

check my thinking

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