Article View: sci.physics.relativity
Article #7361Re: Rest mass
From: rick_sobie
Date: Sat, 21 Jul 2007 18:09
Date: Sat, 21 Jul 2007 18:09
285 lines
14729 bytes
14729 bytes
On Jul 21, 6:36 pm, rick_so...@hotmail.com wrote: > On Jul 21, 6:11 pm, rick_so...@hotmail.com wrote: > > > > > On Jul 21, 5:43 pm, rick_so...@hotmail.com wrote: > > > > On Jul 14, 8:09 am, "Y.Porat" <y.y.po...@gmail.com> wrote: > > > > > On Jul 14, 9:26 am, Pentcho Valev <pva...@yahoo.com> wrote: > > > > > > Tom Roberts wrote in sci.physics.relativity: > > > > > > > develope...@hotmail.com wrote: > > > > > > > If there is no such thing as absolute motion, it follow there is no > > > > > > > such thing as absolute rest. How, then, can we speak of an object's > > > > > > > rest mass? Rest wrt what? > > > > > > > The underlying concept is of invariant mass. This is an intrinsic > > > > > > property of an object, and in relativity is the closest analog of what > > > > > > "mass" meant in Newtonian mechanics. > > > > > > > The phrase "rest mass" hearkens back to the old days in which there was > > > > > > confusion between mass (aka invariant mass) and "relativistic mass". > > > > > > "Relativistic mass" is not really mass, and is frame dependent so it is > > > > > > not intrinsic to an object, either; it is numerically equal to the > > > > > > energy of the object, and "energy" is a much better name for this > > > > > > quantity than "relativistic mass". The "relativistic mass" of an object > > > > > > in its rest frame is equal to its invariant mass, or in the usual > > > > > > shortcut way of speaking, its rest mass. > > > > > > > So this is "rest relative to the object itself". In modern physics, the > > > > > > first word of "invariant mass", and the first word of "rest mass", are > > > > > > redundant, because the concept "mass" includes those aspects as well. > > > > > > The first word of "relativistic mass" is an oxymoron. > > > > > > > Tom Roberts > > > > > > Unfortunately Roberts Roberts the relativistic verbiage contains too > > > > > many oxymorons. As far as photons are concerned, the only important > > > > > question is: > > > > > > Does the speed of photons vary with the gravitational potential, as > > > > > the speed of other particles does, and, equivalently, does the speed > > > > > of photons vary with the relative speed of the light source and the > > > > > observer, as the speed of other particles does? > > > > > > Roberts Roberts this question is directly relevant to the axioms of > > > > > relativity and for that reason I called it "the only important > > > > > question". The question "Do photons have mass?" is important but not > > > > > directly relevant. > > > > > > Roberts Roberts you have already given half of the answer: > > > > > > Tom Roberts wrote in sci.physics.relativity: > > > > > > > Pentcho Valev wrote: > > > > > > > CAN THE SPEED OF LIGHT EXCEED 300000 km/s IN A GRAVITATIONAL FIELD? > > > > > > Sure, depending on the physical conditions of the measurement. It can > > > > > > also be less than "300000 km/s" (by which I assume you really mean the > > > > > > standard value for c). And this can happen even for an accelerated > > > > > > observer in a region without any significant gravitation (e.g. in > > > > > > Minkowski spacetime). > > > > > > Tom Roberts tjrobe...@lucent.com > > > > > > Pentcho Valev- Hide quoted text - > > > > > > - Show quoted text - > > > > > ------------ > > > > To your question whether the photon has mass > > > > > the answwer is Yes > > > > it has mass a verylittl eone > > > > 2 > > > > there is only jsy one kind of mass > > > > you can choose any name for it > > > > but jus tone knd of mass > > > > (if you think about 'relatiovistic mass' > > > > better forget about it > > > > and > > > > how come that the phton has mas > > > > and still movwes at c > > > > ask Wormley he is a cleaver innovative sciensut > > > > alternatively youcan ask Gisse > > > > > the 23 years old boy from Alasks > > > > (that could not finish a Bsc !! > > > > and sits all day on the net ...teaching the world physics ....) > > > > He is the new Einstien > > > > of the 21 century > > > > (and may be of Alaska (University )as well !!who knowes ?? > > > > > Y.Porat > > > > ------------------- > > > > I don't agree. > > > > A water wave can hit a wall, with force. > > > That doesn't mean it has intrinsic mass. > > > > Keeping in mind that a photon is just a wave packet. It is not a > > > particle of dust. > > > > And I gave the example yesterday if you missed it, that if an observer > > > has a switch, and as a high speed rocket passes him, he flips the > > > switch. The rocket is going 1 million miles per hour towards the moon, > > > and the observer is stationary. > > > When he flips the switch, his high beam beside him and the one on the > > > ship will shine a beam onto a detector on the moon. > > > > If light had mass, it would have momentum, and his beam would strike > > > the moon first. > > > Since it does not have mass, it has no forward momentum towards the > > > moon, and hence both beams hit the moon at the same time. > > > Intrinsic mass would be in a nucleus, it is expanding along with the > > universe. But in it and all around it, is the quantum foam, which is > > also expanding, and so there is a certain amount of pressure that > > resists that expansion. That bubble becomes like a gyroscope in a way, > > that it is relative to the quantum foam. (Newton's Bucket, Einstein- > > Bose condensate vortices) so it reacts with the quantum foam, and that > > individuality of the nucleus, and its trying to expand in absolute > > space-time, gives it mass. > > When you move an atom or group of atoms through space-time, they have > > to plow through the quantum foam, and as a result, it presses you into > > your seat. > > Step on the gas feel the pressure opposing you as you plow through it. > > Now you can say well even a transverse light wave will expand as it > > travels towards the target, but that expansion of that wave is > > relative to the rest of the surroundings which are also expanding, and > > so that pressure of it getting larger is not even noticeable. > > I don't think it would be because it does not contain anything in it. > > A nucleus has quantum foam in it. A transverse wave is just a wave in > > the quantum foam. > > Its the skin of the nucleus, that elasticity, that gives the interior > > of the nucleus a different pressure than the exterior background. > > If you make Einstein Bose condensate, and keep going cooling it > > further, it will flat line, and that quantum foam inside will go back > > to the background, but when it does that, it creates a small explosion > > from a small temporary vacuum. > > It implodes, some of it will flat line and as the rest of the > > condensate comes together to fill that void (implosion) then impacts > > itself from the force of the surrounding pressure, and recoils > > (explodes). > > > So only the nucleus of an atom, has intrinsic mass. > > > If you say well at the shell radius, there is a spherical wave of dark > > energy (black body radiation, and they have levitated frogs on a > > magnetic field as simple proof of this) that is like mass, and I think > > that is just a semantical argument, and the mass it has, is not its > > own, but it is merely tossing the mass of the quantum foam around. > > The individual quantum foam bubbles also having mass. > > And if you were to flatten one of those, then what happens is similar > > to the Bosenova (mentioned above implosion explosion) > > except that now you have created a perfect vacuum, a wormhole, and the > > surrounding pressure is greater, and the quantum foam comes together > > to fill that gap. > > > And if enough of the quantum foam gets flattened, it looks like > > this...http://www.space.com/scienceastronomy/big_explosion_050105.html > > So what is this skin of the nucleus? > Well foam is in a liquid, and as far as we can tell it is a liquid. > And that is why, when it flat-lines, and the nucleus bubble collapses > in super-cooled Bose-Einstein condensate, you can actually detect that > momentum, of the slap, of the liquid, as the bubble collapses and the > liquid slaps on the surrounding surfaces of the foam. > And also the reason we think it is a fluid, is because all motion, > through the quantum foam is fluid motion. > > Only flying saucers apparently can make 90 degree turns at high speed. > Other things with mass, cannot do that. > And since that is in the realm of the unproven, it might be because > the laws of physics state, that anything with mass, in this physical > universe, has to plow through the quantum foam. There is no way around > that. > You cannot mass cancel nothing. > Nada. > No way José Rodriguez. > So the only explanation then for any of those sightings or stories, is > that one, they are made up, some of them, and two, if there was > anything like that seen, it was not made of atoms that had mass, but > must have been made of light as in an illusion, or a mirage, or a > projection of some kind. > Unless you can somehow create a beam or a force field that can somehow > move the quantum foam around without resistance, but there is no > examples of that happening anywhere in the universe, and always, if > you try to move the foam around it will just lock up and explode. > If you move it too quickly. > Like if you are in a spaceship traveling close to c, the second you > hit c, it becomes a supersolid mass. > Travel at a constant speed, and it is slipping past you with uniform > motion as a superfluid and no problem, but accelerate, and suddenly > your dark energy waves are pushing against each other (the wave front > in front of it) and then against the foam, and then it will squish in > itself, the foam and its its own little bubbles will get squashed a > bit, and when you accelerate at c, one wall of the bubble hits the > opposite side as it is squished in completely and well you stop dead > in your tracks as it locks up in that area. > > If you had sufficient force to just blow through that, you would get a > supernova explosion. > > A nuclear explosion is when the nucleus pressure is overcome, and a > supernova when you overcome the pressure of the quantum foam. > Its like a Doppler effect. > Just like going through the sound barrier, then the light barrier and > then the quantum barrier. That much we know. But the rest is still a mystery as to what is inside the nucleus, inside the quantum foam? It acts like air, and the foam acts like air bubbles in a superfluid, but it can't be air can it? And the size of one bubble is Plank Length. And that is the smallest discreet anything we know of. When its not that size, it doesn't exist. Well we can't detect it, we say it is not in the real universe. Is it possible that the bubbles are not uniform in size at Plank Length? Well we only have data to show they are that size. And for instance the size of a nucleus of one element will be the same here as on Alpha Centauri. But getting back to mass, and particle physicists like particles to be little things, not wave packets, and so they will say that these things have mass, when in fact it is not their mass, but rather borrowed mass, just as a water wave slaps a wall, that mass belongs to the water molecules, not the wave. And win the two slit experiment, make a kids pool, place bowling pins on Styrofoam blocks, now generate lots of waves in the pool, and when one pin falls over, say look, there is an electron. Yes it will fringe if the waves are coming from one direction the principle is the same. Send waves through a cathode ray tube, and when the right level of energy hits the screen, a photon will be released. Photons are released by a certain level of energy equal to one electron. Wave particle duality. So where is the mass? Does the wave toppling that bowling pin, have its own mass? It is using the mass of the water molecules. So in reality, the only things with rest mass, are the nulceus of any atom, and the quantum foam itself. And where it comes from, is the skin on those bubbles. The big suck as the universe expands into the void. The skin on those bubbles resists that expansion. And notice how it is working. Form one point in space-time outward. Which is how mass works. That is why it works. Because it is an outward motion. Not a lateral motion. That outward motion resists lateral movement. It is already moving outward and with force and resisting that force. Its like a gyroscopic effect. But not from the spinning, but because it wants to stay put right where it is and expand. That would be the path of least resistance.
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X-Google-Thread: 10f545,26176ef729f272a6 X-Google-Thread: 10b271,f9b17e69bf88ca2d X-Google-Thread: 104cdc,f9b17e69bf88ca2d X-Google-Thread: f74ae,f9b17e69bf88ca2d X-Google-Thread: fa4c1,f9b17e69bf88ca2d X-Google-Attributes: gid10f545,gid10b271,gid104cdc,gidf74ae,gidfa4c1,public,usenet X-Google-Language: ENGLISH,ASCII Path: arc1-ca.pugleaf.net!g2news1.google.com!postnews.google.com!g12g2000prg.googlegroups.com!not-for-mail From: rick_sobie@hotmail.com Newsgroups: sci.physics.relativity,sci.physics,sci.philosophy.tech,sci.astro,fr.sci.physique Subject: Re: Rest mass Date: Sat, 21 Jul 2007 11:09:42 -0700 Organization: http://groups.google.com Lines: 286 Message-ID: <1185041382.016418.326740@g12g2000prg.googlegroups.com> References: <1184313271.795043.94440@d30g2000prg.googlegroups.com> <LvSli.38021$YL5.212@newssvr29.news.prodigy.net> <1184394393.199242.180370@22g2000hsm.googlegroups.com> <1184396996.855175.254140@g4g2000hsf.googlegroups.com> <1185036219.679986.256030@i13g2000prf.googlegroups.com> <1185037882.520430.81090@x40g2000prg.googlegroups.com> <1185039370.439446.33440@j4g2000prf.googlegroups.com> NNTP-Posting-Host: 24.68.247.197 Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Trace: posting.google.com 1185041382 15687 127.0.0.1 (21 Jul 2007 18:09:42 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Sat, 21 Jul 2007 18:09:42 +0000 (UTC) In-Reply-To: <1185039370.439446.33440@j4g2000prf.googlegroups.com> User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.2; en-US; rv:1.8.1.5) Gecko/20070713 Firefox/2.0.0.5,gzip(gfe),gzip(gfe) Complaints-To: groups-abuse@google.com Injection-Info: g12g2000prg.googlegroups.com; posting-host=24.68.247.197; posting-account=ps2QrAMAAAA6_jCuRt2JEIpn5Otqf_w0