Skip Ribbon Commands
Skip to main content
SharePoint

4E10.20 - Balloon in Liquid Nitrogen

The Web Part cannot find an InfoPath form in the specified location. Either the location does not have an InfoPath form associated with it or it is on a different site collection. Modify the Web Part Properties and select a list or library on the current site.

​4E10.20 - Balloon in Liquid Nitrogen

Preview
SelectSelected
Title4E10.20 - Balloon in Liquid Nitrogen
Objective

Demonstrate the effect that cold temperatures have on gas molecules.​

StatusAvailable
Assembly Instructions

Instructions
An air-filled balloon is placed inside a dewar of liquid nitrogen. After a couple of seconds the balloon is pulled out with a pair of clamps and placed on the lecture bench. The balloon will look like all the air has gone out of it. The students can then watch as the balloon slowly grows while the air inside heats up to room temperature.
​

Setup Time10
Operation Time2
Preview Time5
Operation Instructions
ExportableNo
Demo on DimeNo
PIRA 200Yes
Export Instructions (if different)
HazardsNone
Analysis/Information
Category4 Thermodynamics
Subcategory4E - Gas Law
Keywordsgas law, cooling, gas molecules, balloons, gas expansion, LN2, gas contraction
Construction Information
 
Equipment TitleUse SHIFT+ENTER to open the menu (new window).
  
QuantityUse SHIFT+ENTER to open the menu (new window).
  
liquid nitrogen
liquid nitrogen dewer
1
tongs metal 12 inches
1
balloon - large, round
1
balloon pump
1