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Groups > sci.physics.relativity > #580162
| From | Sylvia Else <sylvia@email.invalid> |
|---|---|
| Newsgroups | sci.physics.relativity |
| Subject | Re: Bodkin physics: Watermelons in free fall and solar radiation |
| Date | 2022-03-13 16:51 +1100 |
| Message-ID | <j95f30Fgt3hU1@mid.individual.net> (permalink) |
| References | <19c5267e-6b8f-4aeb-ab8c-a004b9f45e89n@googlegroups.com> <j934roF3ekiU1@mid.individual.net> <4c07ee4d-e732-4a34-a40b-985383c39000n@googlegroups.com> <j94ne2Fcoa0U1@mid.individual.net> <9f1f951f-a62b-43d9-b389-7d20d47d5dfcn@googlegroups.com> |
On 13-Mar-22 11:10 am, Richard Hertz wrote: > On Saturday, March 12, 2022 at 8:07:49 PM UTC-3, Sylvia Else wrote: > > <snip> > >> Your post fits into the "not even wrong" category. Heads up - that's not a good thing. >> >> Sylvia. > > > The amount of energy delivered to the surface of the earth is 1370 W/m^2 at the latitude where the sun is directly overhead. > > WRONG VALUE. A COMMON MISTAKE IN MANY SITES. > > So let's take a watermelon, which has a cross-sectional area of about > 0.20 m^2, and we'll drop it from the third story (10 meters up) of a > city parking garage. The maximal amount of photonic energy it can absorb > from above is therefore 1370 W/m^2 * 0.2 m^2 = 275 W roughly, certainly > no more than 300 W. > > WRONG CONCEPT. ENERGY (J) IS NOT POWER (W = J/S). > > <snip> > > Since the average watermelon is about 20 pounds or 9 kilograms, > we can find the speed this 400 Joules could generate: > 400 J = (1/2)mv^2 = (1/2)*(9 kg)*v^2 > so > v = 9.4 m/s if ALL of the photonic energy is absorbed and converted into > kinetic energy rather than heat or anything else. > > WRONG CONCEPT. WEIGHT (9 kgF) IS TAKEN AS MASS (M = WEIGHT/g). > > > But the watermelon is observed to have a speed of 9.8 m/s^2 * 1.4 sec = > 13.7 m/s, which can be measured with a light strobe, a camera, and a > meter stick mounted at ground level. > > WRONG CONCEPT. IS TRYING TO LEAD THIS TO THINKING THAT ABSORBED ENERGY CAUSES MASS INCREMENT. > > > See, Sylvia? 4 huge mistakes in an exercise that has no support in reality. > > Plus, beating the poor guy all the way, as if he KNEW BETTER. > > Keep supporting him, anyway. I don't care more than what I wrote. > > I stick with my position: He's a cretin and an imbecile simultaneously, and always has been (plus a charlatan pretender). Until we know what your actual conclusion is, and you never reached one that made any sense, it is impossible to say where your mistakes are. Sylvia.
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Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-11 22:20 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Sylvia Else <sylvia@email.invalid> - 2022-03-12 19:44 +1100
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 03:48 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Sylvia Else <sylvia@email.invalid> - 2022-03-13 10:07 +1100
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 16:10 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Sylvia Else <sylvia@email.invalid> - 2022-03-13 16:51 +1100
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 22:05 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 13:29 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-13 06:48 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 13:29 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-12 11:37 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-12 15:06 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 10:13 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-12 19:34 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 11:55 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-12 20:13 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 12:48 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-12 21:06 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 14:52 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 00:13 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Michael Moroney <moroney@world.std.spaamtrap.com> - 2022-03-12 20:59 -0500
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 20:35 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 12:34 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-12 12:07 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-12 22:55 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-12 22:12 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-12 23:46 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 14:55 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 14:58 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Vaugn Rhea <var@bfrlsr.ni> - 2022-03-12 23:12 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 00:14 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-12 20:41 -0800
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 12:35 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-13 06:29 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 13:33 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-13 06:49 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 14:01 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Dirk Van de moortel <dirkvandemoortel@notmail.com> - 2022-03-13 16:58 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation "Dono." <eggy20011951@gmail.com> - 2022-03-13 09:26 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation "Paul B. Andersen" <paul.b.andersen@paulba.no> - 2022-03-13 21:17 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 20:51 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-13 20:57 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Maciej Wozniak <maluwozniak@gmail.com> - 2022-03-13 14:09 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Dirk Van de moortel <dirkvandemoortel@notmail.com> - 2022-03-13 22:44 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-13 16:15 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-14 00:06 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-13 21:15 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Michael Moroney <moroney@world.std.spaamtrap.com> - 2022-03-14 02:55 -0400
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-14 00:31 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Dirk Van de moortel <dirkvandemoortel@notmail.com> - 2022-03-14 10:45 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-14 10:48 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-14 08:57 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-14 09:39 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-14 17:05 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Michael Moroney <moroney@world.std.spaamtrap.com> - 2022-03-14 14:43 -0400
Re: Bodkin physics: Watermelons in free fall and solar radiation nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-14 22:22 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation Maciej Wozniak <maluwozniak@gmail.com> - 2022-03-14 14:26 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-15 00:51 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-14 22:13 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-15 10:36 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-13 11:17 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-14 22:55 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-15 01:08 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-15 11:12 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-16 09:03 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-16 10:16 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-16 17:30 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Maciej Wozniak <maluwozniak@gmail.com> - 2022-03-16 10:58 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-16 11:46 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-16 19:18 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-16 13:03 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Paparios <mrios@ing.puc.cl> - 2022-03-16 13:54 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-16 14:21 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-16 21:37 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Dirk Van de moortel <dirkvandemoortel@notmail.com> - 2022-03-16 23:16 +0100
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-16 22:27 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-16 16:37 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Paparios <mrios@ing.puc.cl> - 2022-03-16 18:34 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-16 21:58 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Paparios <mrios@ing.puc.cl> - 2022-03-17 06:27 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-17 11:12 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Paparios <mrios@ing.puc.cl> - 2022-03-17 11:44 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-17 17:22 -0700
Crank Richard Hertz admits he's an asshole "Dono." <eggy20011951@gmail.com> - 2022-03-17 21:26 -0700
Re: Crank Richard Hertz admits he's an asshole Maciej Wozniak <maluwozniak@gmail.com> - 2022-03-17 22:30 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-18 21:21 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-18 21:54 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-18 22:21 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-18 23:10 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Richard Hertz <hertz778@gmail.com> - 2022-03-18 23:42 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-19 13:10 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-19 13:50 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-20 12:08 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation The Starmaker <starmaker@ix.netcom.com> - 2022-03-21 22:47 -0700
Crank Richard Hertz loves eating shit "Dono." <eggy20011951@gmail.com> - 2022-03-16 22:04 -0700
Re: Bodkin physics: Watermelons in free fall and solar radiation Odd Bodkin <bodkinodd@gmail.com> - 2022-03-16 20:59 +0000
Re: Bodkin physics: Watermelons in free fall and solar radiation nospam@de-ster.demon.nl (J. J. Lodder) - 2022-03-13 14:21 +0100
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