Gas filled bulb and U-tube manometer
Other Relevant Demos :
Bottle and Tube
Ball and ring; Plate with hole
Relevant Resource questions :
Concepts demonstrated :
- Thermal expansion of gases.
Diagram of apparatus :
Equipment needed :
- gas filled bulb
- U-tube manometer
Method for setting up and using apparatus :
- Place hand on bulb and observe the expansion of the gas as
evidenced by the motion of the liquid.
Accessories (ie posters etc) :
None
Physics involved :
Gas expands when heated.
How to use the Demonstration :
- Quick experiment to demonstrate the expansion of gases when
heated.
Everyday examples :
Things to do or add :
- Make a poster for Open Day.
Other Comments :
- Quite useful demonstration of gas expansion when warmed.
Mail me
for any comments.
This page last updated 13th June 1998 by Pal Fekete.
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The University of Sydney