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Concept Map

Why Earth Is a Magnet loading

The relationship between the inner structure of the Earth and it's magnetic field.

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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
    왜 지구가 자석인가

    왜 지구가 자석인가

    by Whakuk Lee //at grade
    지구가 자석인 이유, 지구의 내부 구조와 자기장의 관계
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Read
    Why Earth Is a Magnet

    Why Earth Is a Magnet

    by Keller Olivia //at grade
    Why the Earth is a magnet and how its inner structure relates to its magnetic field.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Video
    Science & Environmental Facts : Why Is the Earth Like a Magnet?

    Science & Environmental Facts : Why Is the Earth Like a Magnet?

    by Charles Yu //at grade
    Earth behaves like a magnet because the molten iron core of Earth interacts with the movement of electrons on the surface of the planet. Use a compass to determine the direction of the north and south magnetic poles with information from a math and science teacher in this free video science lesson. Courtesy of ehowgreen
    MEMORY METER
    This indicates how strong in your memory this concept is
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