书籍详情
格式
精装书
语言
英语
已发布
Apr 1, 2014
出版商
PowerKids Press
ISBN-10
1448898595
ISBN-13
9781448898596
描述
After absorbing the 20 questions and answers presented in this book about the Earth s oceans, you will know why the ocean is blue. Core concepts such as why there are currents and tides and how pollution and climate change affect Earth s oceans are laid out in accessible, engaging text and make this volume a valuable resource for elementary science reports.
类型
科学与技术