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SMD Forum - Primary:
Earth Science  
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We've all seen pictures of the Earth and its atmosphere as a series of concentric circles, showing the troposphere, stratosphere, ionosphere, etc., often looking like a bullseye target with the solid Earth in the middle. But if we were to draw that... (View More)

Keywords: Scale

In this demonstration, a soda bottle, paper and straws are used to show learners that air has mass and takes up space. The activity is from PUMAS - Practical Uses of Math and Science - a collection of brief examples created by scientists and... (View More)

This resource uses an everyday example of walking a dog as a context where students can observe changes in shadows over the course of a day, and deduce that light travels and tends to maintain its direction of motion. The activity is from PUMAS -... (View More)

Audience: Elementary school
Materials Cost: Free per group of students

This chapter provides background information to teachers about remote sensing. Topics include the electromagnetic spectrum, sensors and platforms, scale and resolution, geographic information systems, and ground truthing images. The reading is... (View More)

This introductory chapter for educators provides background information to support classroom investigations of global climate change. Topics addressed include the structure and composition of the atmosphere, General Circulation Models (GCMs), 2xCO2... (View More)

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