Item EG028004: For two balloons that contain the same amount of air, the air with the lower temperature has less thermal energy than the air with the higher temperature.

Balloon 1 and Balloon 2 are filled with the same amount of air. The air in Balloon 1 is cooled so that it is at a lower temperature than the air in Balloon 2. The air in which of these balloons has less thermal energy?

  1. The air in Balloon 1 has less thermal energy.
  2. The air in Balloon 2 has less thermal energy.
  3. The air in Balloon 1 and the air in Balloon 2 have the same amount of thermal energy.
  4. Neither the air in Balloon 1 nor the air in Balloon 2 has any thermal energy.

Distribution of Responses

Chart showing distrubtion of responses for Item EG028004

Percent of students responding correctly

Overall52%
Grades 6–852%
Grades 9–1252%
Male52%
Female53%
Primary Language is English53%
Primary Language is not English43%

View data table