| Demonstrates: How air pressure, or lack thereof, can affect objects. |
| Description: 2 small hemispheres.
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| Instructions: If needed, add grease along the edges of the hemispheres. Put the hemispheres together, connect vacuum pump to the spigot on one of the hemispheres, and run the pump. After a short while, you can close the spigot, remove the vacuum tube, and show that the hemispheres will stay together.
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| Items Used: Magdeburg hemispheres, and vacuum pump (vacuum grease if needed on hemispheres). Notes: Math Description: None.
Size: Condition: Good Hazard: None.
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| Schematic:
None. Tech Specs:
None. Web Links: |
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| History: |
