ASPECt
Energy: Forms, Transformation, Transfer, and Conservation
Item EG014003: The gravitational potential energy of an object decreases as it falls.
How does an object's gravitational potential energy change as it falls to the earth?
- The gravitational potential energy of an object increases as it falls.
- The gravitational potential energy of an object decreases as it falls.
- The gravitational potential energy of an object does not change as it falls.
- The gravitational potential energy of an object is zero as soon as it begins to fall.
- Distribution of Responses
- Scale Score for Item Difficulty
(200[Easy]-800[Difficult]) - 524
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 371 | 1243 | 30% |
| Grades | |||
| 4–5 | 76 | 279 | 27% |
| 6–8 | 173 | 620 | 28% |
| 9–12 | 122 | 344 | 35% |
| Gender | |||
| Male | 181 | 585 | 31% |
| Female | 180 | 631 | 29% |
| Primary Language | |||
| English | 330 | 1084 | 30% |
| Other | 34 | 134 | 25% |