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Posted by Josh L on August 18, 2008, 6:26 pm
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Thanks. I'll concentrate on the altitude and its effect on weight and
the effect this might have on sports performance.
jl
On Mon, 18 Aug 2008 10:19:30 -0500, david.williams@bayman.org (David
Williams) wrote:
>-> I've been taught most of my life that the tides are, for the most
>-> part, a result of the interaction of the moon with the Earth, so even
>-> granting your equations, the effect of the Earth-moon interaction at
>-> sea level seems to be palpable for bodies of water, and perhaps also
>-> palpable for elite athletic competition. Now, it may not be a simple
>-> matter of the Moon's pull so much as that plus some aspects of the
>-> Earth's rotation and orbit that are harder to understand?
>
>Along most coasts, tides are quite small, less than a metre high. In
>many places they are too small to be easily noticeable. Only in a few
>places where there is an accidental resonance between the "sloshing"
>frequency of the water in a semi-confined space and the roughly
>twice-daily frequency of the tides does the amplitude become high.
>
>Tides are produced by the interaction of (principally) the moon's
>gravity with oceans of water that are thousands of kilometres in size.
>Smaller bodies of water such as the Mediterranean Sea or Lake Superior
>do not have perceptible tides. Even the largest athletes do not have
>bodies large enough to be measurably affected.
>
> dow
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