MS-ESS2-2

Construct an explanation based on evidence for how geoscience processes have changed Earth's surface at varying time and spatial scales.

  1. Earth

    A volcano wakes up

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

    By Kate Ramsayer
  2. Earth

    Distant quake changes geyser eruptions

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

    By Emily Sohn
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