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October 20, 2014

October 20, 2014

Posted by **hellen** on Wednesday, February 4, 2009 at 9:04pm.

thank u

- science -
**Emily**, Wednesday, February 4, 2009 at 9:14pmDensity is the amount of matter contained within an object. For instance, a cannonball would have more density than a ping pong ball. Does this make sense?

- science -
**DAS**, Wednesday, February 4, 2009 at 9:20pmDensity is mass/unitvolume. for instance the density of water is approximately 1000 grams per Liter. So in one liter of space there is 1000 grams of water.

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