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This video describes how to select a soil infiltration study site, and demonstrates procedures used when taking soil infiltration in the field. Instructions for fabricating a necessary piece of field equipment, a dual-ring soil infiltrometer, are... (View More)

Similar features exist on the surfaces of Earth and Mars. This investigation includes satellite images of five Earth features and five Martian features, none of which are labeled. Students must compare and contrast those images to produce five... (View More)

In this activity, students compare and contrast the visual perspectives that result when viewing objects from different distances. In part one of this lesson, students view simple shapes from varying distances and record their observations. Then, in... (View More)

Comparing the amounts of land and water on Earth's surface leads students to discover why it is called the water planet. Students examine photos of Earth taken from space, analyze the results of a globe toss game and compare ocean sizes using pieces... (View More)

Audience: Elementary school
Materials Cost: 1 cent - $1 per student

This video highlights students taking scientific measurements to support investigations in atmospheric science, hydrology, soils, and land cover. It shows students reporting data through the Web, creating scientific visualizations for analysis, and... (View More)

This video highlights students taking scientific measurements to support investigations in atmospheric science, hydrology, soils, and land cover. It shows students reporting data through the Web, creating scientific visualizations for analysis, and... (View More)

Multiple activities illustrate the concept of changes in bodies of water over time. Emphasis is placed on the use of remote sensing to monitor changes in water bodies that are due to climate change, erosion, drought, human intervention and natural... (View More)

The human activity featured in this investigation is the choice of settlement sites. Beginning with an analysis of the location of their own town, students consider the negative and positive aspects of both natural and human made features. Students... (View More)

In this activity, learners will use a series of satellite images of Yellowstone National Park to analyze regrowth and recovery after a major forest fire. They will then prepare a memo that explains which two sites near the Old Faithful Geyser that... (View More)

Audience: Middle school
Materials Cost: Free

This video describes how to select a soil temperature study site, and demonstrates the procedure students use when taking soil temperature measurements in the field. The resource includes a video and a written transcript, and is supported by the... (View More)

Audience: Elementary school, Middle school, High school
Materials Cost: Free