Filters: Your search found 7 results.
Topics/Subjects:
Vibration and waves  
Learning Time:
30 to 45 minutes  
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This is a lesson about spacecraft communication. Learners will explore the concepts of "signal" and "noise" by listening to a computer-generated signal from two different distances with no additional background noise, and then with background noise,... (View More)

Audience: Elementary school
Materials Cost: Free

This interactive, online activity introduces students to the electromagnetic spectrum. Students view the electromagnetic spectrum in its entirety and become familiar with the characteristics of waves. Images of the sun in different wavelengths of... (View More)

Keywords: Light and color
Audience: Middle school, High school
Materials Cost: Free

In this activity, students observe how elastic rebound creates waves, using an apparatus consisting of a plastic tub and paint stir stick. The resource is part of the teacher's guide accompanying the video, NASA SciFiles: The Case of the Shaky... (View More)

In this activity, students build a model system using a rectangular pan, clay, craft sticks and water, and learn that energy is required to initiate waves and demonstrate that frequency is the number of waves that pass a given point in a certain... (View More)

This activity is one of several in which students are required to access and analyze actual data from NASA missions, including video "interviews" with real NASA scientists, to solve a mystery. In this mystery, students are challenged to determine if... (View More)

Audience: High school
Materials Cost: Free

This is an activity about the expansion of the Universe. Learners will use a special set of transparency and master sheets with dots representing clusters of galaxies at two different eras of the Universe's history. After aligning the transparency... (View More)

This is an activity about the expansion of the Universe. Learners will use a special set of transparency and master sheets with dots representing clusters of galaxies at two different eras of the Universe's history. After aligning the transparency... (View More)

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