Light and Sound-这本书不错哟,强烈推荐!


Light and Sound

作者 (Author) Clark, John
等级 (MML) MM LEVEL: 6.5
年级 (IL) Medium Grades (MG 4-8)
字数 (Words) 8092
类型 (Fiction) Non-Fiction
书号 (ISBN) 9780836863062
系列 (Series) Real World Science (Gareth Stevens);
This short study of light and sound describes how colors of the rainbow are made, what happens in an eclipse, why some sounds are quiet while others are loud, and much more.

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