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Item EG066004: The thermal energy of an object depends on the speed, the number, and the type of molecules that make up the object.

The thermal energy of an object depends on which of the following?

  1. Only the average speed of the molecules that make up the object
  2. Only the average speed and the type of molecules that make up the object
  3. Only the average speed and the number of molecules that make up the object
  4. The average speed, the number, and the type of molecules that make up the object
Distribution of Responses
Chart showing distrubtion of responses for Item 066004
Scale Score for Item Difficulty
(200[Easy]-800[Difficult])
518
Students Responding Correctly
Group Correct Total Percent
Overall 371 1135 33%
Grades
  4–5N/AN/AN/A
  6–8 185 583 32%
  9–12 186 552 34%
Gender
  Male17653633%
  Female18757433%
Primary Language
  English31997033%
  Other4313233%

View data table