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Electrical Grid

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.
  • Real World Application
    Shawn's Story

    Shawn's Story

    by CK-12 //basic

    Learn how a man named Shawn Miller barely survived accidental contact with high-power electric lines and what you can do to stay safe around electric lines.

  • Real World Application
    War of the Currents

    War of the Currents

    by CK-12 //basic

    Find out how the U.S. electrical grid came to carry alternating current and why direct current might make more sense today.

  • Real World Application
    Smart Grid

    Smart Grid

    by CK-12 //basic

    Learn what a smart grid is and how it could revolutionize the distribution and use of electrical power throughout a country.

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