What is the best way to clean oil off feathers? How does soil erosion affect plant growth and food supply? Can the force in wind be used to generate electricity? The answers can be found by doing the fun and simple experiments in this book. Young scientists will explore the environment, the air, water, soil, pollution, and energy resources. For students interested in competing in science fairs, this book contains great suggestions and ideas for further experiments.
€49.67
Köp den här e-boken och få 1 till GRATIS!
Språk Engelska ● Formatera PDF ● Sidor 160 ● ISBN 9780766054165 ● Utgivare Enslow Publishing, LLC ● Publicerad 2010 ● Nedladdningsbara 3 gånger ● Valuta EUR ● ID 8663424 ● Kopieringsskydd Adobe DRM
Kräver en DRM-kapabel e-läsare
Fler e-böcker från samma författare (r) / Redaktör
4 941 012 E-böcker i denna kategori
