Protect Earth’s water. Water is essential for life, so it is essential we protect this important resource. This book will guide readers through science experiments that explain the properties of water, the water cycle, and how to conserve water, using the scientific method. Many experiments include ideas they can use for a science fair project.
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语言 英语 ● 格式 PDF ● 网页 128 ● ISBN 9780766045378 ● 出版者 Enslow Publishing, LLC ● 发布时间 2011 ● 下载 3 时 ● 货币 EUR ● ID 8663199 ● 复制保护 Adobe DRM
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