Grade Level: 3-5
This activity is one of a series in the collection, The Potential Consequences of Climate Variability and Change activities.
This activity is one of a series in the collection, The Potential Consequences of Climate Variability and Change activities.
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.
Students analyze historic plant growth data (i.e., Peak Bloom dates) of Washington, D.C.’s famous cherry blossom trees, as well as atmospheric near surface temperatures as evidence for explaining the phenomena of earlier Peak Blooms in our nation’s capital.