Children Are Source Of Embarrassment

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The discussion centers around explaining the difficulty of balancing a bicycle when stationary versus when in motion, particularly to a child. Participants explore concepts like gyroscopic stability, angular momentum, and the role of weight distribution and center of gravity in maintaining balance. They emphasize that while a stationary bike is more prone to tipping due to lateral forces, a moving bike benefits from momentum, allowing for easier corrections and stability. Various methods for teaching these principles without complex mathematics are suggested, including practical demonstrations with spinning wheels. The conversation highlights the challenge of conveying these physics concepts in an accessible manner.
  • #31
Krab says; "If you only understand it mathematically, then you don't really understand it...". Sir can you be kind & explain to me (not to my 8 years old gaughter) what is local gauge invariance means & how it works in field theory? I would love to see a "qualitative" explanation as to how this principle introduces interaction into the theory.
Thank you for the broom example! Can you do the same thing with the symmetrical spinning top? & tell me who order the littile toy to balance its centre of mass?
 
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  • #32
You are aware, are you not, that children consider parents a source of embarassement?
 
  • #33
You are absolutely right, We are guilty of double crime. We accuse our parents as well as our kids of being a source embarassement. Yet we manage to get away with it.
 

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