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.
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Grade Level: 6-8,
9-12
Grade Level: 6-8,
9-12
The ocean's surface is not level, and sea levels change in response to changes in chemistry and temperature. Sophisticated satellite measurements are required for scientists to document current sea level rise.
Grade Level: 3-5,
6-8,
9-12
Students identify patterns and describe the relationship between chlorophyll concentration and incoming shortwave radiation.
Grade Level: 3-5,
6-8,
9-12
Students identify patterns in chlorophyll concentration data to formulate their explanations of phytoplankton distribution.
Grade Level: 3-5,
6-8,
9-12
Students will identify and describe the relationship between watersheds and phytoplankton distribution.