Overview:Written as a lesson plan for teachers, students completing this activitywill learn about digital images and how satellites orbiting Earth sendinformation and pictures to us over the Internet.

Learning Objectives:

By completing these activities over a one week period, the learner will:

• use a digital camera or scanner to put pictures on a computer or WWWhomepage
• observe magnified digital images
• use graph paper to create digital information
• create an information transfer protocol and file compression strategy
• design encrypted messages or pictures
• decode a satellite image from space as a team
• discuss ways to improve digital image resolution and information exchange

Materials Needed:

• digital camera or Scanner and attached computer
• rectangular graph paper and colored markers or crayons
• An encrypted digital image of Sun in X-Rays from the Yohkoh satellite
• Hand Out for Team 1, Hand Out for Team2, Hand Out for Team 3, Hand Out for Team4 (print as portrait)
• OPTIONAL: spreadsheet program, image processing software,WWW access

Outline of the Activity

• Day One : Anticipatory Set
• Day Two: Exploration
• Day Three: Concept Introduction
• Day Four: Concept Application
• Extension Activities
• Data Pages

Backto the Classroom or On to the Lesson

Lesson designed by the YPOPTeam

For questions about this lesson, please contact Tim Slater