> > I wonder why a mirror will switch your left and right, but not your top and bottom. Even if you
> > turn it on it's side, it still switches only left and right.
>
> Because your eyes are side by side, not on top of each other.
>
> > I wonder why a Thermo keeps hot things hot and cold things cold. How does it know?
>
> It doesn't. It just stops the heat going where it isn't.
>
> If the contents are hot, the heat stays in.
> If the contents are cold, the heat stays out.
>
> > If you put your right hand in ice water and your left hand in very hot water, then put them both in
> > water that is at room temperature, it will feel warm to your right hand and cold to your left. I
> > wonder why?
>
> Acclimatisation. The nerves in your right hand start pretending everything's hotter than it is, and the nerves in your left hand start pretending everything's colder than it is.
>
> Paul
Paul,
Just for the record, those are questions I used to ask 8th graders to try to get them thinking. But I'm still working on your answer to the mirror question. I wonder how your image would look if you only had one eye?
Howard
(I can almost hear some of the regulars on the forum thinking, "Like Cyclops." )
H