What causes sound waves and how fast do they travel through the air? Gerd Sommerhoff uses a yacht race starting gun to measure the speed of sound.
For Schools
Previously shown in October 1964
(to 10.20)
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What causes sound waves and how fast do they travel through the air? Gerd Sommerhoff uses a yacht race starting gun to measure the speed of sound.
For Schools
Previously shown in October 1964
(to 10.20)