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Refraction

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
    굴절

    굴절

    by Whakuk Lee //at grade

    물질에서의 빛의 굴절, 물질의 종류에 따른 빛의 투과속도와 굴절각의 변화

  • Video
    Refraction

    Refraction

    by Mark Holmstrom //at grade

    A video discussing how and why refraction works. Video courtesy of Derek Owens.

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