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Natural Resource Conservation loading

Resources should be conserved; conservation is important.

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Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
  • Read
    Natural Resource Conservation

    Natural Resource Conservation

    by CK-12 //basic
    Describes the ways that natural resources can be conserved.
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  • Real World Application
    The Not-So-Rare Earth Elements

    The Not-So-Rare Earth Elements

    by CK-12 //basic
    Rare earth elements are difficult to extract and refine. Although most of them currently come from China, they are essential for the goods we take for granted in the modern world.
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