CK-12 Earth Science For Middle School

Description

CK-12 Earth Science For Middle School covers the study of Earth - its minerals and energy resources, processes inside and on its surface, its past, water, weather and climate, the environment and human actions, and astronomy.

Difficulty Level

At Grade

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editor

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Subjects

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Standards Correlations

License

Language

English

Date Created

Feb 24, 2012

Last Modified

Sep 12, 2023