Filters: Your search found 43 results.
Topics/Subjects:
Earth processes  
Learning Time:
10 to 30 minutes  
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Now showing results 21-30 of 43

This movie provides an 18-minute introduction to how NASA is observing our ever-changing planet. On the The Dynamic Earth DVD Web page you can download the video as an iPod or iPhone version, as well as an AppleTV/Full resolution version, and access... (View More)

Sea floor spreading is demonstrated using a model consisting of two classroom desks and an 8-foot strip of paper. Changes in polarity are indicated using a felt marker. The investigation supports material presented in chapter 3, "What Heats the... (View More)

In this investigation, students discover the spatial relationship between recent earthquakes, volcanoes, and the Earth's plates through visual inspection of tectonic activity plots on world maps, and by comparing the position of recent tectonic... (View More)

Keywords: Plate tectonics
Audience: Elementary school, Middle school
Materials Cost: Free per student

Students are presented with a graph of atmospheric becomes CO² values from Mauna Loa Observatory, and are asked to explore the data by creating a trend line using the linear equation, and then use the equation to predict future becomes CO² levels.... (View More)

In this activity, students learn about the changing configuration of the continents over geological time resulting from plate tectonics. Using a map pair, students measure the difference in distance between continents 94 million years ago and today,... (View More)

Audience: Middle school
Materials Cost: Free per student

This tutorial lays the foundation to participate in the Students' Cloud Observations Online (S'COOL) project. S'COOL engages students in making and reporting ground truth observations of clouds then comparing those observations with data from the... (View More)

In this activity, students investigate sea level change during glacial maxima during the Ice Ages, and learn how lowered sea level presented additional routes for intercontinental human migration. Summary background information, data and images... (View More)

Audience: Elementary school, Middle school
Materials Cost: Free per student

In this activity, students examine a pair of satellite images of the ocean and determine whether there is a relationship between the height of ocean waves and the sea level. Data from the two images are plotted side by side and students discuss the... (View More)

Audience: Middle school
Materials Cost: Free per student

Students examine graphical and tabular data to determine whether the evidence suggests that becomes CO² concentrations and temperature rise can be linked causally. The resource provides graphs and tabular data for student investigation and a... (View More)

In this video-based activity, students learn that sea level is an average measurement of the height of the ocean, and sea level changes with the seasons and over time. El Niño and La Ninña events are compared, demonstrating that sea height is a... (View More)

Audience: Elementary school, Middle school
Materials Cost: Free per student