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I3-32. Isobaric Expansion Of Air
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I3-32. Isobaric Expansion Of Air
Purpose
To demonstrate expansion of air without change in pressure.
Equipment
Can, hotplate, plastic bags, fan and wooden blocks.
Suggestions
Do not overheat and break the plastic bag.
Setup Time
5 minutes.
Images
Description
Air is isolated in the can by a plastic bag sealed over the mouth. If the can is heated by the hot plate the air will expand to fill the plastic bag. If the fan blows cool air over the can the plastic bag will become evacuated.
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See pagesi1. thermal properties of matter
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See pagesi2. transfer of heat
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See pagesi3. gases
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See pagesi4. changes of state
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See pagesi5. laws of thermodynamics
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See pagesi1. thermal properties of matter
-
See pagesi2. transfer of heat
-
See pagesi3. gases
-
See pagesi4. changes of state
-
See pagesi5. laws of thermodynamics
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Physics Lab Demos