HS-ESS2-1

Develop a model to illustrate how Earth's internal and surface processes operate at different spatial and temporal scales to form continental and ocean-floor features.

  1. Animals

    Ants aweigh!

    In a flood, fire ants cling together to keep afloat.

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  2. Space

    Black hole journey

    Research on weird, invisible objects called black holes might help explain how the universe began.

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  3. Earth

    Digging into a tsunami disaster

    A powerful earthquake under the Indian Ocean changed Earth's surface and spin.

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  4. Earth

    A volcano wakes up

    Earthquakes, small eruptions, and a new lava dome unsettle Mount St. Helens.

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  5. Earth

    Distant quake changes geyser eruptions

    An Alaskan earthquake changed the timing of geysers thousands of miles away.

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