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Sounds Good
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Sounds Good
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Charlie and Kirby visit an anechoic chamber billed as the quietest room in the world and spend time in it, adjusting to it. Also, they learn sound is measured in frequency, or how low or high pitch it is and in decibels, its loudness.
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Authors
Infobase
National Geographic (Firm)
Subjects
Closed captioning.
Sound.
Noise.
Acoustical engineering.
Science and Technology, Matter and Energy, Grade 4: Light and Sound
Language
English
Series
Weird But True! (Season 2)