The National Geographic Magazine, Volume 115National Geographic Society, 1959 - Geography Indexes kept up to date with supplements. |
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... sound, the experience or perception of sound, the physical effect of sound, or the residual traces of sonic activity as its primary material and does not fit squarely within the confines and traditions of existing artistic genres. Is ...
... sound, the experience or perception of sound, the physical effect of sound, or the residual traces of sonic activity as its primary material and does not fit squarely within the confines and traditions of existing artistic genres. Is ...
Page 92
Answer Key Sound Activity #1: Where Does Sound Come From? (Page 9) 1. It bounces around. 4. The sound was produced by VIBRATIONS. Part 2: 2. I hear a sound when I blow in the whistle. 4. Another way that sound can be produced is by ...
Answer Key Sound Activity #1: Where Does Sound Come From? (Page 9) 1. It bounces around. 4. The sound was produced by VIBRATIONS. Part 2: 2. I hear a sound when I blow in the whistle. 4. Another way that sound can be produced is by ...
Page 443
... Sound " quoted , 48 . his account of Arago's observa- tion on velocity of sound , 308 . - MUS Le Conte - continued . sounds on the flame of a jet of coal - gas , 427 , 432 . Lenses , refraction of sound by , 49 . Light , analogy between ...
... Sound " quoted , 48 . his account of Arago's observa- tion on velocity of sound , 308 . - MUS Le Conte - continued . sounds on the flame of a jet of coal - gas , 427 , 432 . Lenses , refraction of sound by , 49 . Light , analogy between ...
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