Plate Tectonics

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ROLE: Understanding in Science
  Wiley, Goldman & Graesser

Participants view plate tectonic web pages on a computer from various pre-selected sites. They are doing research to write a report on the cause of Mt. St. Helen’s eruption. Participants have fifty minutes to peruse the websites, while wearing an eye-tracking device.  The eye-tracking device used will be the ASL-501 Eye-Tracker.  The participant will think aloud, while the session is video taped. Think aloud is a way for researchers to know what the participant is focusing on.  It consists of reading aloud what they are reading and commenting on the material.  After viewing the websites, the participant will have forty minutes to complete either a description or argument about what caused the eruption of Mount St. Helen’s.  The participant completes a concept recognition test before and after the experiment, a reliability ranking on the seven sites, a 6-point reliability scale, and evaluates a peer essay based on the information found during research time, and an internet usage survey.