Item AM076002: The molecules of cold water move slower than the molecules of hot water.

How do the molecules of cold water differ from the molecules of hot water?

  1. The molecules of cold water move faster than the molecules of hot water.
  2. The molecules of cold water move slower than the molecules of hot water.
  3. The molecules of cold water move at the same speed as the molecules of hot water.
  4. It is not possible to say anything about how the molecules differ without more information.

Distribution of Responses

Chart showing distrubtion of responses for Item AM076002

Percent of students responding correctly

Overall64%
Grades 6–859%
Grades 9–1272%
Male66%
Female63%
Primary Language is English66%
Primary Language is not English49%

View data table