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Which of the following describes the movement of earth’s plates?

  1. The plates move several inches per year.
  2. The plates move several feet per year.
  3. The plates move several miles per year.
  4. The plates do not move.
Distribution of Responses
Chart showing distrubtion of responses for Item PT019001
Students Responding Correctly
Group Correct Total Percent
Overall 2031 3168 64%
  6–8 1263 2041 62%
  9–12 760 1114 68%
Primary Language

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The rate of plate motion is not specified in NGSS, although an evidence statement for performance expectation MS-ESS2-3 says that students should "identify relationships (including relationships that can be used to infer numerical rates of change, such as patterns of age of seafloor) in the datasets about Earth features."