Item MO026003: An engineer could use a model of a machine to show someone else what the machine is like, or to help him/herself think about how the machine works.

Which of the following statements describes why an engineer might use a model of a machine?

  1. To show someone else what the machine is like,
    or to help himself think about how the
    machine works
  2. To show someone else what the machine is like,
    but not to help himself think about how the
    machine works
  3. To help him think about how the machine works,
    but not to show someone else what the
    machine is like
  4. Neither to show someone else what the machine is like
    nor to help think about how the
    machine works

Distribution of Responses

Chart showing distrubtion of responses for Item MO026003

Percent of students responding correctly

Overall71%
Grades 6–868%
Grades 9–1275%
Male67%
Female75%
Primary Language is English72%
Primary Language is not English61%

View data table