Re: Is gravity relative?




"brad" <lbjohnson1949@xxxxxxxxx> wrote in message
news:9630b028-a740-449c-9c4b-efc47adfe099@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
On Apr 8, 9:35 pm, brent...@xxxxxxx wrote:
On Apr 8, 3:52 pm, "Sue..." <suzysewns...@xxxxxxxxxxxx> wrote:> On Apr 8,
6:35 pm, brent...@xxxxxxx wrote:

As I said, SR was easy to understand because the geometries
of matter and energy both follow straight lines. They work together.
But when you add acceleration and gravity their geometries diverge.

I can't follow this. There is some clarification about time needed.

If you apply a force to an object, the energies within that object
"bend" away from the physical structure of matter. This is inertia.

Explain this, please.

If an object is supported by a force within a gravity well, it's
space-time that curves the energies away from matter. This is weight.

Perhaps, you mean if the trajectory of an object is interrupted and
that object
becomes stationary.

If the force is removed, the energies realign with matter and the
object
accelerates downward. This is gravity.

Force and energy are *amorphous* concepts in their own right and
depend on the
context of the conversation for their meaning.


Also using the term "curved" space is misleading.

I also believe this. I think it is a *paradigm* that steered cosmology
into
more complications than are necessary. However, a rotating, self
gravitating body
must induce a spatial curvature in its vicinity by virtue of its
*hold* on space.
You can call this frame-draggging.

I believe that
matter
compresses space around itself.

Since all ojects rotate (or so it seems) the interaction is more
complicated.
See S. Carlips post.

Time advances slower at my feet than
above my head because there is more space between quantum particles
which slows down interactions and slows down time.

Use a light clock for this analysis.
===========================================
How?
http://www.androcles01.pwp.blueyonder.co.uk/lightclock.gif




Let's say that it
was possible to create a box to encapsulate space/space-time/aether.
In the box is a clock. If I shrink the box and compress space, the
clock
slows down. If I expand the box, the clock speeds up. And if I bend
the
box, the clock accelerates into the curve.

In the frame of the clock nothing is changed. But, to an outside
observer
the clock time varies.
==========================================
Bwhahahahahahaha!



If we apply this principle to the universe, then at the moment of the
big
bang, time was going exceedingly slow, so that any expansion would
have
been extremely fast... inflation anyone?

Without space time cannot exist!
---------------------------------------------------------
Bwhahahahahahahahaha!
Without the Easter Bunny chocolate eggs cannot exist!





.



Relevant Pages

  • Re: Is gravity relative?
    ... But when you add acceleration and gravity their geometries diverge. ... "bend" away from the physical structure of matter. ... Use a light clock for this analysis. ... the clock accelerates into the curve. ...
    (sci.physics.relativity)
  • Re: Is gravity relative?
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