Subject:
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Re: Geography (was: We'll take in your poor....)
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Newsgroups:
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lugnet.off-topic.geek
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Date:
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Tue, 13 Jul 2004 13:56:45 GMT
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Viewed:
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2035 times
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In lugnet.off-topic.debate, Dave Schuler wrote:
> In lugnet.off-topic.debate, David Laswell wrote:
> > In lugnet.off-topic.debate, Christopher L. Weeks wrote:
> > > Yeah, but LA to Boston is only 5 hours...he was flying east.
> >
> > Last I checked, it's faster to fly west than east, since you'd be
> > flying into the planetary rotation instead of overtaking it.
>
> Does this apply to driving, as well? If so, I may have found a new
> excuse for being late to work.
>
> But a more serious question: How big a factor *is* planetary rotation
> vis a vis commercial jet travel? I would have thought that, because
> flights heading east or west both start at velocity=zero relative to
> the Earth's rotation, the rotation wouldn't be that big a deal. Is it
> correspondingly harder to decelerate for landing when traveling west?
>
> Still, I've never really thought about this before, so I'm easily
> able to accept that I don't know what I'm talking about.
I think the issue is the jet stream. It moves eastward somewhat faster
than the ground, so going east you have a tailwind, and going west you
have a headwind. Unfortunately for you, the mountains in PA aren't
high enough for this to make you late for work. Better blame the dog.
Mind you, I'm just making this up because I don't know what I'm
talking about either.
Don
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Message has 1 Reply:
 | | Re: Geography (was: We'll take in your poor....)
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| (...) I'll buy that, except that the original claim seemed to be that the rotation itself was the factor, not the jetstream. Admittedly, I may have misunderstood the framing of the problem: perhaps the question of east/west travel already assumed (...) (20 years ago, 14-Jul-04, to lugnet.off-topic.geek)
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Message is in Reply To:
| | Re: Geography (was: We'll take in your poor....)
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| (...) Does this apply to driving, as well? If so, I may have found a new excuse for being late to work. But a more serious question: How big a factor *is* planetary rotation vis a vis commercial jet travel? I would have thought that, because flights (...) (20 years ago, 13-Jul-04, to lugnet.off-topic.debate)
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