HS-ESS2-3

Develop a model based on evidence of Earth's interior to describe the cycling of matter by thermal convection.

  1. Earth

    Ancient ocean linked to supercontinent’s breakup

    The supercontinent Pangaea started breaking apart 200 million years ago. This may have been triggered by the shrinking of the Tethys Ocean, a new study finds.

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  2. Earth

    How Earth’s surface morphs

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  3. Physics

    Like electricity, but magnetic

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  4. Earth

    Deep drilling at sea

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