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$1.00 Which is more dense? Something hot or so

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mmmmmtorres
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Q:
Which is more dense? Something hot or something cold?
 

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$1.00
hot n cold Air n water explanation
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  • Posted on May 15, 2011 at 12:57:41PM
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forever_tukku
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A:
Preview: ... n and under the less dense hot air. Water:The relationship between density, mass, and volume is expressed as D=m/V. This means that w ...

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$0.25
Explanation
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  • Posted on May 15, 2011 at 1:03:16PM
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Guru11
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A:
Preview: ... hing gets hot it's volume increases.... howeve ...

The full tutorial is about 35 words long .