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.
Compare images from two volcanic eruptions in the Kuril Islands which occurred ten years apart and complete a graphic organizer for impacts on different Earth spheres.
In this activity, students will learn about sea ice and land ice. They will observe ice melting on a solid surface near a body of water and ice melting in a body of water.