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2) Gases
Author
Language
English
Description
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.
3) Soil
Author
Language
English
Description
Earth is made of different things-gases, rocks, soil, and water. Soil is the top layer of the ground. Made up of tiny rocks and small pieces of plants and animals, soil helps plants grow and provides a home to insects and worms.
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