On Thu, 26 Jun 2003, Ian Malpass wrote: > On Thu, 26 Jun 2003, muppet wrote: > > > Ian Malpass said: > > > On Thu, 26 Jun 2003, Nicholas Clark wrote: > > > > > >> Meanwhile, which is heavier, an ounce of feathers or an ounce of gold? > > > > > > In air, an ounce of gold. In a vacuum, they weigh the same. > > > > bzzt! they always weigh the same, because the same mass experiences the same > > amount of gravitational attraction. air vs vacuum makes a difference for > > falling speed, which for some reason is of incredible interest to physicists. > > > Bzzt! You're forgetting the effect of uplift in a fluid. > > Now, of course, we're assuming the feathers are in an uncompressed > state....
But you're forgetting the Manchurian Gambit of 1978, in which it was clearly demonstrated that this very gravitational maneuveur could be used to traverse the vacuum and end up at King's Cross station. Tut tut. -- Chris Devers
