Item WE016004: Both the growth of plant roots and the freezing of water can break off pieces of rock from earth’s solid rock layer.

Which of the following can cause pieces of rock to break off from earth's solid rock layer?

  1. Both the growth of plant roots and the freezing of water can break off pieces of rock from earth’s solid rock layer.
  2. The growth of plant roots can break off pieces of rock from earth’s solid rock layer, but the freezing of water cannot.
  3. The freezing of water can break off pieces of rock from earth’s solid rock layer, but the growth of plant roots cannot.
  4. Neither the freezing of water nor the growth of plant roots can break off pieces of rock from earth’s solid rock layer.

Distribution of Responses

Chart showing distrubtion of responses for Item WE016004

Percent of students responding correctly

Overall52%
Grades 6–848%
Grades 9–1257%
Male49%
Female54%
Primary Language is English53%
Primary Language is not English43%

View data table