Item AM066003: The molecules of the glass that makes up a window are always moving.

The windows of your school are made of glass. Which of the following statements describes the motion of the molecules that make up the glass?

  1. The molecules of the glass are never moving.
  2. The molecules of the glass are always moving.
  3. The molecules of the glass move only when the sun warms the window.
  4. The molecules of the glass move only when the window is being opened or closed.

Distribution of Responses

Chart showing distrubtion of responses for Item AM066003

Percent of students responding correctly

Overall42%
Grades 6–836%
Grades 9–1252%
Male42%
Female42%
Primary Language is English43%
Primary Language is not English32%

View data table

(Modified from Pozo and Crespo, 2005)