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Creative Speculation
In reply to the discussion: North Tower Acceleration [View all]AZCat
(8,347 posts)134. I don't think you want to go there.
        If we're going to start acting as gatekeepers (not that I'm promoting the idea), I think a competent grasp of physics fundamentals should be nominated as a criteria.
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        Good video! It's certain to generate snark and slander and not much else by way of rebuttal. K&R (nt
        T S Justly
        Dec 2011
        #19
      
        
        Thanks, I think. Lol. But the video still trumps nonsensical Bush Era "science". (nt)
        T S Justly
        Dec 2011
        #30
      
        
        Lol, but yes. The videos have laid waste to Bush and his doctrinaires' output. (nt)
        T S Justly
        Dec 2011
        #32
      
        
        Rather, it is I who supports Chandler's video evidence of NIST/Commission fraud ...
        T S Justly
        Dec 2011
        #35
      
        
        Most of what we know about 9/11 didn't come from the "Bush administration"
        William Seger
        Dec 2011
        #36
      
        
        Most of what we know about 9/11 didn't come from the "Bush administration" - Lol, that is true. (nt)
        T S Justly
        Dec 2011
        #37
      
        
        "The lower block only slowed down the acceleration of the upper block's mass....
        jesters
        Jan 2012
        #43
      
        
        "Bazant's cartoon model which has largely been discarded by both sides of the debate now"
        Bolo Boffin
        Jan 2012
        #44
      
        
        I don't see the problem with you providing a properly labelled free body diagram 
        Bolo Boffin
        Jan 2012
        #54
      
        
        "Bazant Zhou shows that the upper section would have had ~31 times the energy necessary 
        jesters
        Jan 2012
        #59
      
        
        Yup, that's a clue. The section "Elastic Dynamic Analysis" is a little less obvious, but...
        William Seger
        Jan 2012
        #89
      
        
        "shown to be wrong by numerous independent analyses, on both sides of the debate."
        Bolo Boffin
        Jan 2012
        #74
      
        
        Please provide the proof of physical and mathematical impossibility of 30% resistance.
        AZCat
        Jan 2012
        #79
      
        
        "The calculations have been done by many others." Which you continue to omit to link to.
        Bolo Boffin
        Jan 2012
        #85
      
        
        Fortunately the lower section can absorb the energy. A miracle of highrise engineering.
        jesters
        Jan 2012
        #92
      
        
        No, but I have noticed so-called "truthers" assert amazing things without evidence
        zappaman
        Jan 2012
        #102
      
        
        "The lower structure can absorb the energy. That's what I've been saying for the last 18 posts."
        Bolo Boffin
        Jan 2012
        #95
      
        
        Hmm. No links, no properly labeled free body diagram. Goodbye, jesters. n/t
        Bolo Boffin
        Jan 2012
        #99
      
        
        "don't be presenting the Bazant model as if it doesn't have fatal flaws" Links, please.
        Bolo Boffin
        Jan 2012
        #148
      
        
        after further review, Greening is NOT distinguishing between fracturing and pulverization
        OnTheOtherHand
        Jan 2012
        #181
      
        
        Not momentum loss; "momentum losses," Ross' term for the kinetic energy lost
        William Seger
        Jan 2012
        #201
      
        
        You are member of a tiny internet fringe group - lets not forget that simple fact
        hack89
        Jan 2012
        #135
      
        
        "intact 80 - 90-storey steel framed highrise" - just popping in to point out
        Bolo Boffin
        Jan 2012
        #128
      
        
        What I've noticed is that post #5 is still sitting there, unanswered. (n/t)
        William Seger
        Jan 2012
        #83
      
        
        A physics "gotcha"?  No, you'd have to hand that to the guy who figured it out in the first place.
        AZCat
        Jan 2012
        #125
      
        
        You didn't respond to my questioning of your statement contradicting the second law.
        AZCat
        Jan 2012
        #133
      
        
        It doesn't matter if the bodies are moving or not, the second law still applies.
        AZCat
        Jan 2012
        #137
      
        
        You're assuming the buildings had a normal ability to withstand forces after collapse initiations
        cpwm17
        Jan 2012
        #63
      
  