HS-ESS2-5

Plan and conduct an investigation of the properties of water and its effects on Earth materials and surface processes.

  1. Earth

    Ice on the move

    Flowing glaciers help scientists study climate change.

    By Alexandra Witze
  2. Climate

    A dire shortage of water

    Parts of the southwestern United States are in the middle of the worst drought in at least 500 years.

    By Emily Sohn