Grade Level: 6-8
Test your knowledge of soil moisture and its effect on global populations. Soil moisture is the amount of water contained
Test your knowledge of soil moisture and its effect on global populations. Soil moisture is the amount of water contained
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.
Use the AirNow.gov website to determine current air quality in US locations, as well as other information.
This USGS activity leads students to an understanding of what remote sensing means and how researchers use it to study changes to the Earth’s surface, such as deforestation.