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Posted by Ken S. Tucker on May 26, 2008, 4:48 pm
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I think this argument is futile.
On May 26, 1:52 pm, david.willi...@bayman.org (David Williams) wrote:
> -> > Do the math yourself. The tidal gradient of the sun's gravity in the
> -> > vicinity of Venus is approximately the same as the gradient in the
> -> > moon's gravity at Earth. So Venus is subjected to about the same tidal
> -> > stress as Earth is. But, since Venus rotates much more slowly than
> -> > Earth, the *strain* in the surface (i.e. its deformation) caused by the
> -> > tidal force is likely to be greater in Venus than Earth.
>
> -> No cuz power = d(energy)/d(time).
>
> I told you stuff about stresses and strains, not power.
What' does power create?
> -> > observations of whether or not Venus's surface is subject to tremors
> -> > are essentially non-existent.
>
> -> The Venus surface was mapped by radar.
>
> Not with sufficient accuracy to detect tremors of the surface.
Read the reports.
> -> > Anyway, I never stated or implied that earthquakes are caused by
> -> > sunlight. What I said was that the tidal energy dissipated in the earth
> -> > represents a negligible fraction of its total energy budget, most of
> -> > which is due to sunlight.
>
> -> Again NO, cuz the EMR in = EMR out,
> -> thermodynamically the Earth may be treated as
> -> having an albedo of zero at some given temperature.
>
> Approximately. But the light that is used, for example, by plants for
> photosynthesis is simply absorbed and converted into chemical energy
> that is stored indefinitely. That much EMR is *not* returned to space.
> Likewise, light that is absorbed and used to power other processes is
> not re-radiated. The quantity of solar power reaching the earth is so
> immense, of the order of 10^17 watts, that even if only a tiny fraction
> of it is absorbed, it can cause major effects.
Maybe, create a theory.
> However, I am not claiming that solar energy is the major cause of
> earthquakes. They are caused by plate movements, which are powered by
> convection within the earth, which is driven by heat escaping from it.
> Part of that heat is primordial, left over from the earth's formation,
> and part is produced by the decay of radioactive materials within the
> earth. Solar and tidal energies have little to do with it.
Wrong again Dave, Venus is benign.
> -> > Incidentally, almost all of the tidal energy goes into stirring
> -> > seawater.
>
> -> Again NO, sea water is a ~ frictionless fluid.
> -> Regards
> -> Ken S. Tucker
>
> Sea water has viscosity, like all other liquids except "superfluids".
> When it is moved around by the tides, the viscosity causes heat to be
> generated and dissipated. This is the main way in which the tidal
> energy that is produced by the earth's rotation in the gravitational
> gradients of the sun and moon is dissipated. Very little is dissipated
> in the materials of the crust.
Wrong again Dave.
Ken S. Tucker
PS: Elvis has left the building.
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