What is work? You may think work is doing chores or going to a job, but you do work every time you move something from one place to another. With experiments that demonstrate these fundamental concepts, discover how you work, and how simple machines make doing work easier.
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Bahasa Inggeris ● Format PDF ● ISBN 9780822504436 ● Penerbit Lerner Publishing Group ● Diterbitkan 2001 ● Muat turun 3 kali ● Mata wang EUR ● ID 4754241 ● Salin perlindungan Adobe DRM
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