Materials List: Witnessing Evaporation

Each student needs:

For the entire class to share:

  • 3 identical cake pans or plastic containers
  • 3 platform scales
  • soil or dirt to fill pan one-third full
  • soil or dirt with shallow-rooted plants (such as a chunk of sod or weeds dug from a field), enough to fill pan one-third full
  • masking tape and marker (to label pans)
https://www.teachengineering.org/activities/view/cub_dams_lesson07_activity1