This Title Introduces Students To The Basic Concept Of Sounds. How Sounds Can Be Heard But Not Seen. How Sound Is A Form Of Energy That Is Transmitted Through Sound Waves Which Travel Through Your Eardrum To Be Heard. How Sound Travels Through Air And At What Rate Of Speed. Useful Examples Are Given Throughout To Help Students Understand The Concept.
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Língua Espanhol ● Formato PDF ● Páginas 24 ● ISBN 9781627175180 ● Editora Rourke Educational Media ● Publicado 2012 ● Carregável 3 vezes ● Moeda EUR ● ID 5971771 ● Proteção contra cópia Adobe DRM
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