Sound: Let's Investigate
By Ruth Owen
Hardcover
$30.65
By Ruth Owen
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Without sound there would be no chatting, laughing, bird song, or listening to music. But what exactly is sound and how do our ears and brain ensure that we get to enjoy it?
In this fascinating title, the subject of sound is carefully explained in an accessible way with lots of diagrams and activities that help readers understand the science behind this topic.
- What are sound waves? What makes sounds louder and quieter? What are decibels? Why are some sounds high pitched and others low pitc...






















