本の詳細
形式
ペーパーバック
ページ数
24
言語
英語
公開されました
Jan 1, 2005
出版社
Lerner Pub Group
ISBN-10
0822526166
ISBN-13
9780822526162
説明
Earth is made of different things—gases, rocks, soil, and water. A gas is something that can change shape and size. Gases helps beginning readers understand this basic element by looking at examples such as air and steam; the book also discusses how gases help protect the Earth.