Al Tobias (wat4y) - Office: Gibson S123 & Physics 218, (434) 924-0538
Demonstrations are cataloged according to PIRA Bibliography
PLEASE REQUEST DEMOS WELL IN ADVANCE
Due to Physics Building renovations, the lead time to set up demo requests has increased due to the need to transport equipment across campus. Please be kind and let me know well ahead of time what you need.
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You have selected the following Demos:
video - Crush the Soda Can
Purpose:A demonstration of atmospheric pressure.
Same as demo 4C30.30a showing change of state. Boil a small amount of water in a soda can so that the air in the can is replaced with steam. Turn the can upside down into a glass dish of cool water. The steam in the can will quickly condense leaving a vacuum and the can will be crushed by the pressure of the atmosphere.