Posted by **Dennis** on Friday, January 19, 2007 at 4:04pm.

What properties explain the behavior of liquid-filled thermometers?

Liquids expand upon heating and contract upon cooling.

thanks.. What are the two reference temperature on the Celsius Scale?

Freezing point of water is 0

^{o} C and boiling point is 100

^{o} C. I suppose they may serve as reference points.

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