Item NG027003: When a cold object is in contact with a warm object, thermal energy is transferred from the warm object to the cold object.
A cold object is in contact with a warm object. Which of the following describes the transfer of energy between the two objects?
- Energy is transferred from the warm object to the cold object.
- Energy is transferred from the cold object to the warm object.
- Energy is transferred from the warm object to the cold object, and an equal amount of energy is transferred from the cold object to the warm object.
- No energy is transferred between the cold object and the warm object.
- Distribution of Responses
- Scale Score for Item Difficulty
(200[Easy]-800[Difficult]) - 501
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 797 | 1878 | 42% |
| Grades | |||
| 4–5 | 125 | 392 | 32% |
| 6–8 | 388 | 833 | 47% |
| 9–12 | 284 | 653 | 43% |
| Gender | |||
| Male | 410 | 963 | 43% |
| Female | 377 | 888 | 42% |
| Primary Language | |||
| English | 733 | 1687 | 43% |
| Other | 52 | 155 | 34% |

