Item PT016001: The layer beneath earth's plates mostly consists of slightly softened rock.

What is TRUE about the layer directly below earth's plates?

  1. It is mostly solid rock.
  2. It is mostly liquid rock.
  3. It is mostly solid and liquid rock.
  4. It is mostly slightly softened rock.

Distribution of Responses

Chart showing distrubtion of responses for Item PT016001

Percent of students responding correctly

Overall15%
Grades 6–817%
Grades 9–1213%
Male15%
Female16%
Primary Language is English15%
Primary Language is not English19%

View data table