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Topics/Subjects:
Engineering and technology  
Materials Cost:
1 cent - $1  
Instructional Strategies:
Nonlinguistic representations  
Learning Time:
1 to 2 hours  
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In this investigation students explore how resolution affects information content on remotely sensed images, relate remote sensor resolution (pixel size) to information content, and gain an understanding of the information content of different kinds... (View More)

Students will "digitize" photographs of human faces using various grid sizes and shades of gray. Through this activity, they gain an understanding of image resolution and how much information is needed to answer various questions.This introductory... (View More)

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