Subject:
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Re: mass of flying things
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Newsgroups:
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lugnet.off-topic.geek
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Date:
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Fri, 2 Aug 2002 11:44:26 GMT
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Viewed:
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564 times
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In lugnet.off-topic.geek, Adrian Drake writes:
> In lugnet.off-topic.geek, Christopher Tracey writes:
> >
> > If I have a sealed container with an organism flying around (not
> > resting) inside of it, can I weigh the container and get a mass that
> > includes the mass of the organism?
>
>
> I'd think so. If it's a sealed container, then when the flying creature
> does whatever it does to fly (flap its wings, levitate, whatever) it's going
> to push against the air, which will in turn push against the container,
> yielding the right amount of mass for the whole closed system.
Mass would remain the same, but accurately measuring the weight might be
tricky if the contents were bobbing up and down.
Here's someone else's answer:
http://www.rain.org/~mkummel/stumpers/11dec98a.html
Jeff J
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Message has 1 Reply:
Message is in Reply To:
 | | Re: mass of flying things
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| (...) I'd think so. If it's a sealed container, then when the flying creature does whatever it does to fly (flap its wings, levitate, whatever) it's going to push against the air, which will in turn push against the container, yielding the right (...) (22 years ago, 1-Aug-02, to lugnet.off-topic.geek)
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