Educational Resources - Search Tool
Grade Level: 6-8,
9-12
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.
Grade Level: 3-5,
6-8
Students examine satellite images of a recently formed island to identify areas of erosion and deposition.
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.