Sound Travel #1
by Universal History Archive/uig
Title
Sound Travel #1
Artist
Universal History Archive/uig
Medium
Photograph - Photograph
Description
Experiment to show that sound needs a medium in which to travel. When air in jar is in normal state the bell is audible. When air is evacuated no sound is heard. From ''Sound'' by John Tyndall, London, 1867.
Uploaded
July 11th, 2016
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