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A scientist measured the thickness of one of earth’s plates. Which of the following could be the scientist’s measurement if she measured the thickness near the middle of the plate?

  1. Six inches
  2. Six feet
  3. Sixty feet
  4. Sixty miles
Distribution of Responses
Chart showing distrubtion of responses for Item PT012001
Students Responding Correctly
Group Correct Total Percent
Overall 1332 3176 42%
  6–8 803 2050 39%
  9–12 523 1113 47%
Primary Language

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NGSS does not specify how thick the plates are.