Item WE049001: Wind can gradually wear away the solid rock of mountains as much as thousands of feet over many millions of years.

Which of the following statements describes how wind can change mountains?

  1. Wind can gradually wear away the solid rock of mountains as much as thousands of feet over many millions of years.
  2. Wind can wear away the solid rock of mountains no more than several feet over many millions of years.
  3. Wind can wear away the solid rock of mountains no more than several inches over many millions of years.
  4. Wind cannot wear away the solid rock of mountains, even over many millions of years.
Distribution of Responses
Chart showing distrubtion of responses for Item WE049001
Students Responding Correctly
Group Correct Total Percent
Overall 893 2499 36%
Grades
  6–8 549 1512 36%
  9–12 338 977 35%
Gender
  Male437121236%
  Female443124636%
Primary Language
  English797220636%
  Other7722235%

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