cant get something 4 nothing Wrote:
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> not a trumper Wrote:
> --------------------------------------------------
> -----
> > Actually just did that this morning after
> baking
> > scones. convection delivers warm air into the
> > kitchen that might otherwise dissipate inside
> the
> > insulated oven. This will increase the local
> air
> > temp more as opposed to a gradual dissipation
> of
> > the heat energy in the materials that make up
> the
> > stove and surrounding structures.
>
> So you never took physics in high school? Have you
> ever even heard of the first law of
> thermodynamics?
>
>
https://en.wikipedia.org/wiki/First_law_of_thermod
> ynamics
>
> Energy cannot be created or destroyed. The oven is
> inside the house, the exact same number of Btu's
> will be inside the house weather the door is open
> or shut.
Unless the stove is vented and the heat goes out to the open that way.
A house is hardly a 'closed system'.
An easily visualized example of this deals with how an air conditioner cools a house
Air conditioners produce more heat than they cool. But they pump the heat outside the house leaving the house cooler.