Earth is made of different thingsgases, 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.
Format PDF ● Pagini 24 ● ISBN 9780822563341 ● Editura Lerner Publishing Group ● Publicat 2005 ● Descărcabil 3 ori ● Valută EUR ● ID 5845979 ● Protecție împotriva copiilor Adobe DRM
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