Date: Thu, 30 Nov 2006 15:34:29 +1300 From: Richard Sutherland-Smith <richard.ssnospamr.net.nz> Subject: Re: Terrible Screaming Noise
In message <ekksg7$259k$2nospamoron.nerim.net> Greg Farris <farrisnospam.org> wrote: > In article <456DBBD4.90707nospamwhere.se>, someguynospamwhere.se says... > >> >>There is one other exception: Water expands when cooled below 4 degrees >>C. > > > This is true - though not the only known negative temperature expansion > coefficient. > > >>Due to this effect lakes freeze at the surface and we can go skating! > > > > Due to which effect? Wouldn't that be more closely related to the fact that > water becomes a solid at 0ƒC? > > > GF It is to do with the hydrogen bonding in water, or at least it is over here? -- Richard Sutherland-Smith 19 Webb Road, Wanganui 4500 New Zealand
