Water Column - Water Barometer

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MPEG Movie (6.99 MB w/o Sound)

 


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 Code Number :   2B30.45  

Disclaimer:

Reprinted by permission of Dick Berg, University of Maryland, for use on this website.

The demonstrations contained and referenced herein are listed for the purposes of cataloging and describing physics demonstrations which should be conducted only under the direction of a trained instructional support professional or physicist. These demonstrations are not presented for the purpose of being conducted by persons unconnected to this Facility and/or persons not consulting with or being supervised by the recognized instructional support professional or physicist and his/her staff. The University is responsible only for those demonstrations carried out using its own equipment using established safety and scheduling policies, and bears no responsibility for those choosing to use this source material for their own purposes. All demonstrations described and contained herein are public domain, and can also be found in reference materials in libraries, bookstores, and electronic sources.

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Condition :   Excellent  
Principle :   Air Pressure
Area of Study :  Heat & Fluids  
Equipment :   Large water column, Pyrex pan, note card.
Procedure :   Fill the glass column completely with water.  Put about 2 inches of water into the Pyrex pan.  Place the note card over the mouth of the column and invert this into the Pyrex pan.  The water in the column should not drain into the pan.

NOTE:  Do Not remove the note card from the mouth of the column until it is completely under water in the pan.

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   References

Alexander Kazachkov, Dmitriy Kryuchkov, Courtney Willis, John C. Moore, "An Atmospheric Pressure Ping-Pong 'Ballometer'", TPT, Vol. 44, # 8, Nov. 2006, p. 492.

Robert M. Dieffenbach, "An Algebrarometer", TPT, Vol. 41, # 3, Mar. 2003, p. 184.

James O'Connell, "Boyle Saves a Spill", TPT, Vol. 36, # 2, Feb. 1998, p. 74.

Russel Akridge, "Water Barometer", TPT, Vol. 31, # 3, Feb. 1993, p. 110.

George W. Ficken, Jr., "More on the Inverted Glass", TPT, Vol. 26, # 8, Nov. 1988, p. 491.

 

Hans de Grys, "Thirty Feet and Rising: Constructing and Using a Water Barometer To Explore Chemical Principles", Journal of Chemical Education, Vol. 80, # 7, Oct. 2003, p.1156.

 

F- 310:  "Water Upside Down on Card,"  DICK and RAE Physics Demo Notebook.

 

.7. - "Card Under a Water-Filled Bottle", from "Turning the World Inside Out" by  Robert Ehrlich, p. 102.

 



Mail Questions and Comments to:  Dale Stille