This book introduces students to the concept of sound. How can sounds be heard but not seen? How does sound travel through air and at what rate of speed?
Beli ebook ini dan dapatkan 1 lagi PERCUMA!
Format PDF ● Halaman-halaman 24 ● ISBN 9781625131959 ● Penyunting Britannica Digital Learning ● Penerbit Britannica Digital Learning ● Diterbitkan 2014 ● Muat turun 6 kali ● Mata wang EUR ● ID 3323067 ● Salin perlindungan Adobe DRM
Memerlukan pembaca ebook yang mampu DRM