In this activity, you will use an inexpensive spectrophotometer* to test how light at different visible wavelengths (blue, green, red) is transmitted, or absorbed, through four different colored water samples.

This lesson walks students through the use of false-color imagery from Landsat and the identification of different land cover features using these as models.  Building from an original GLOBE lesson, this resource features Google Slide and Jamboard to assist in both face-to-face and virtual learni