How quickly does your hair grow? How long does it take to react to a command? Can you measure time with water? There are so many things to measure in the world around you. The concepts introduced in this book will help you perform exciting and fun experiments. Some will even give you ideas for your science fair. Using simple materials, you can do everything a scientist does: conduct experiments, keep records, and draw conclusions from what you have learned. You will then be ready to discover the world of time!
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语言 英语 ● 格式 PDF ● 网页 48 ● ISBN 9780766066144 ● 出版者 Enslow Publishing, LLC ● 发布时间 2014 ● 下载 3 时 ● 货币 EUR ● ID 8663799 ● 复制保护 Adobe DRM
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