Filters: Your search found 7 results.
Topics/Subjects:
Earth structure  
Learning Time:
10 to 30 minutes  
Resource Type:
Demonstration  
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This is an activity about light and color. The lesson includes a demonstration to show why the sky is blue and why sunsets and sunrises are orange. Participants will use scientific practices to investigate answers to questions involving the color of... (View More)

Audience: Informal education

This is a collection of outreach resources about the Sun that are meant to be used in informal education settings. This toolkit was originally designed for NASA Night Sky Network member clubs and the Astronomical Society of the Pacific's Astronomy... (View More)

Audience: Informal education

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)

This is a lesson about the formation of plasma bubbles in Earth's ionosphere. Plasma bubbles cause stars to twinkle and radio signals from satellites to distort. Learners will build a model ionosphere in order to demonstrate and understand this... (View More)

In this short demo/activity, a balloon with baking soda in it is stretched over the mouth of a flask or bottle containing vinegar. The balloon is tipped so that the baking soda falls into the vinegar, and the reaction creates carbon dioxide, which... (View More)

In this demonstration, an apple is used to help students visualize the relative amounts of land and water resources on the planet, and highlights the vulnerability of these resources we share. The apple is sectioned proportionately according to... (View More)

In this activity, students learn that the small droplet size of water the in the clouds and wind contribute to clouds remaining suspended in the sky. The demonstration requires a clear beaker, sand, and rocks. Several other activities are suggested.... (View More)

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