Materials and Technology Required
     
      • copy of student activity sheet for each student
      • image processing software (Mac or PC)
      • image format converters (Mac or PC)
      • saved TIF images of Mars 1 and 2 
      • saved TIF images of Earth 1 and 2 
      • Movie, Mars Changing Polar Ice Caps Movie (mpg, QT, or anim_GIF)
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