What Is Sound? (1949)
The film “What Is Sound?” from 1949 explores the concept of sound, explaining that sound is produced by vibrations of objects. It demonstrates various experiments showing how sounds are created and how they travel through different mediums such as air, water, and solids. The film also discusses how pitch varies with the speed of vibrations, illustrating this with examples like rubber bands and xylophones. It aims to educate viewers about the nature of sound, its causes, and its properties.
Keywords
sound, vibrations, experiments, pitch, travel, air, water, solids, frequency, education
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