Combined display of all available logs of UO Physics Demonstration Catalog. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 12:59, 14 April 2022 Physdemo talk contribs created page Triple Point (Created page with "{{NewDemo|subject=Thermodynamics|topic=Thermal Properties of Matter|file1=Triple_Point.gif}} A small amount of water sits on a watch glass. The watch glass is placed on top of a specially cut pyrex beaker that contains a small amount of sulfuric acid to absorb water vapor. The set-up is placed inside a plexiglass vacuum chamber. The entire apparatus is placed on an overhead. When the vacuum pump is activated, the water boils. The boiling continues for a few minutes unti...")