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Sound

Autores

Michael Dahl

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3,0(1)Añadir reseña

Parámetros

24 páginas
1 hora de lectura

Libros de texto

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Birds chirp. A dog barks. Thunder claps. We hear sounds all around us. But how? Sound waves travel through the air, but we don't see them. With engaging, at-level text and colorful images, readers will learn about sound waves and how we use them every day.