Item PT006002: The earth has twelve to fifteen very large plates.

Which of the following is TRUE about the earth?

  1. It has seven very large plates, one for each continent.
  2. It has about twelve to fifteen very large plates.
  3. It has about a hundred very large plates.
  4. It has one very large plate.

Distribution of Responses

Chart showing distrubtion of responses for Item PT006002

Percent of students responding correctly

Overall40%
Grades 6–838%
Grades 9–1243%
Male42%
Female39%
Primary Language is English41%
Primary Language is not English27%

View data table