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.
Review this page to learn about the background of volcanoes and their eruptions.
Students will describe how the spread of COVID-19 is affected by population density and explain why patterns in the spread of COVID-19 are happening over time.