Resolution and Color Depth


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This computer interactive lets you explore the effect of changing the number of colors and resolution of a picture. You can see the picture in high quality (72 dots per inch), low quality (10 dpi), or in-between (30 dpi). You also can change the color depth from two colors to millions. Background information and extensions are provided, including connections to paintings by artists George Seurat and Roy Lichtenstein.

Learning Registry Activity


    Topics and Grades

    Grade: TK/K to 12

    Topics: Physics, Measurement, Tools, and Data Analysis, Human Anatomy & Physiology, Technology, Earth & Space Science, Information Technology, Chemistry, Structure and Function in Living Things

    Resource Pedagogy

    Resource Type/Classification:

    • Teacher Materials

    Tool for: Students