Item AM063002: The water molecules in a glass of liquid water are moving at different speeds.

Which of the following describes the motion of the molecules in a glass of liquid water?

  1. The molecules are not moving.
  2. The molecules are moving at different speeds.
  3. The molecules are all moving at the same speed.
  4. The molecules move only when the glass of water is moving.

Distribution of Responses

Chart showing distrubtion of responses for Item AM063002

Percent of students responding correctly

Overall37%
Grades 6–837%
Grades 9–1236%
Male36%
Female37%
Primary Language is English37%
Primary Language is not English36%

View data table