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Re: Why does gravity have to be transmitted through particles when gravity isn't a force in general relativity?

Subject	Re: Why does gravity have to be transmitted through particles when gravity isn't a force in general relativity?
Newsgroups	sci.physics.relativity
References	(15 earlier) <7da86ff9-35a3-4a37-985c-1fc3107f7829@googlegroups.com> <pgdtr0$fvd$1@dont-email.me> <ad21f357-eb50-4f02-8d79-b66cb1867c36@googlegroups.com> <pgeho0$kuj$1@dont-email.me> <dcb2889c-fb1f-4684-9081-812ff56c4218@googlegroups.com>
From	"Paul B. Andersen" <relativity@paulba.no>
Message-ID	<CL2XC.415259$EL2.150833@fx37.am4> (permalink)
Organization	Eweka Internet Services
Date	2018-06-22 10:50 +0200

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Den 21.06.2018 20.16, skrev kenseto:
> On Wednesday, June 20, 2018 at 5:42:25 PM UTC-4, Volney wrote:
>> On 6/20/2018 4:16 PM, kenseto wrote:
>>> On Wednesday, June 20, 2018 at 12:02:42 PM UTC-4, Volney wrote:
>>>> On 6/20/2018 10:53 AM, kenseto wrote:
>>>>> On Monday, June 18, 2018 at 5:27:14 PM UTC-4, Prokaryotic Caspase Homolog wrote:
>>>>>> On Monday, June 18, 2018 at 1:19:03 PM UTC-5, kenseto wrote:
>>>>>>
>>>>>>> If gravity is strictly attractive, what is stopping the body go all the way to the center of the orbit? The answer: centrifugal force.
>>>>>>
>>>>>> [replacement for a deleted post where I made an extremely silly typo]
>>>>>>
>>>>>> Centrifugal force does not exist when you describe a system in an inertial
>>>>>> (non-rotating) frame of reference.
>>>>>
>>>>> Assertion is not a valid argument. Centrifugal force exists.
>>>>
>>>> No, you assert that centrifugal force exists. Assertion is not a valid
>>>> argument.
>>>
>>> It is you who made assertions. I  demonstrated to me of the many applications using the CF force.
>>
>> No, you assert centrifugal force exists. In an inertial frame there is
>> no such force, the apparent effect is strictly due to the inertia of the
>> masses trying to move in a straight line (Newton’s First Law).
> 
> No sir, I didn't assert, I experienced the CF force when I take a ride in the amusement park. You are a fanatic.....your fantasy inertial frame is no where to be found on earth and in a gravitational field.
> 
>>
>> Centrifugal force appears real in a _rotating_ frame (centrifuges,
>> amusement park rides, merry-go-rounds, etc.) but these are not inertial
>> and pseudo-forces are fine. For example, in the rotating frame of a
>> merry-go-round, a ball stationary on the floor of the merry-go-round
>> will start to roll outward, as observed by an observer stationary on the
>> merry-go-round. However, an observer stationary outside the
>> merry-go-round (inertial, or close enough) will see a moving ball trying
>> to keep moving in the same direction (Newton’s First Law).
> 
> To an outside observer: The ball feels the CF force (acceleration) and that’s why it starts to roll outward. BTW it is not trying to move in the same direction....the CF force is directing it to move in a curved and outward direction. You need to learn fundamental physics.
> 
>>>
>>>>
>>>>> There are countless applications using CF force...eg: centrifuges to separate material of different densities, gas centrifuges to separate di...

https://paulba.no/Spaceship.html

-- 
Paul

https://paulba.no/

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