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Atomic Mass Unit

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Levels are CK12'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.
  • Real World Application
    Origins of the AMU

    Origins of the AMU

    by Ryan Huang //at grade

    It seems the SI units of measurement have existed forever, and it is used to define things around the world. But how do you define the definers?

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