From: fortunati.luigi@gmail.com   
      
   wugi il 10/09/2023 08:37:40 ha scritto:   
   >> A simple and clear example is the following.   
   >>   
   >> If observer B1 stands on the carousel, he sees the earth rotate a full   
   >> 360 degrees in 5 seconds and sees the carousel stationary.   
   >>   
   >> Instead, observer A on the ground sees the carousel rotate 360 degrees   
   >> in 5 seconds and sees dry land.   
   >>   
   >> One sees one thing, the other sees another: can both be real? Obviously   
   >> not.   
   >   
   > No indeed, "obviously" there are only appearances.   
   >   
   >> If what observer A sees is real, what observer B1 sees can only be   
   >> apparent.   
   >>   
   >> In fact, if the Earth really rotated at that angular velocity, it would   
   >> shatter!   
   >   
   > Would it? You forget that with Earth, the whole universe is rotating   
   > around B1, so that ultimately it is only B1 who is feeling the "real"   
   > rotational force acting upon them, from Earth + Universe.   
      
   I am so naive that I have always believed that the man on the in   
   movement carousel feels the rotational force of the carousel and not   
   that of the Earth + Universe.   
      
   Luigi   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)