ASPECt
Energy: Forms, Transformation, Transfer, and Conservation
Conduction is the transfer of energy that occurs when a warmer object (or quantities of a solid, liquid or gas) …
Item RG186001: When a student holds a snowball in her hand, her hand will get colder because some energy is transferred from the student’s hand to the snowball.
A student is holding a cold snowball in her hand. While she is holding the snowball, her hand gets colder. Why does her hand get colder?
- Her hand will get colder because some energy is transferred from the snowball to the student’s hand.
- Her hand will get colder because some energy is transferred from the student’s hand to the snowball.
- Her hand will get colder because some of the student’s energy is destroyed by the snowball.
- Her hand will get colder because she is touching something that is colder than her hand, not because any energy is transferred or destroyed.
- Distribution of Responses
- Scale Score for Item Difficulty
(200[Easy]-800[Difficult]) - 535
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 547 | 2105 | 26% |
| Grades | |||
| 4–5 | 49 | 343 | 14% |
| 6–8 | 225 | 984 | 23% |
| 9–12 | 273 | 778 | 35% |
| Gender | |||
| Male | 268 | 965 | 28% |
| Female | 268 | 1101 | 24% |
| Primary Language | |||
| English | 498 | 1914 | 26% |
| Other | 37 | 142 | 26% |