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The Bell in Vacuum Demonstration. Historical moments for theBell in Vacuum demonstration:Question: Is sound a wave, requiring amedium, as is light, for which the medium was well-known to be the
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1. Misconceptionsin Common Lecture-Demonstrations Dr. Richard Berg,University of Maryland2009 Summer AAPT MeetingAnn Arbor, Michigan
2. TheBell in VacuumDemonstration
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