Planet Saturn (New True Books: Space (Paperback))
Ann O. Squire
出版社:C. Press/F. Watts Trade
出版时间:2014-02
ISBN:9780531253625
词汇量:2753
页数:48
类别:
虚构:非虚构
开本:
阅读年龄:阅读年龄 8-9岁 (50.0%), 9-10岁 (25.0%)
Saturns shining rings have led some to call it the jewel of the solar system. Students will find out how this massive planets heavy, gaseous atmosphere surrounds a core of rock and liquid. They will also learn how the planet was discovered and how scientists are working today to learn more about it.