ASPECt
Energy: Forms, Transformation, Transfer, and Conservation
Item RG083002: A box on the top shelf has more energy than a box on a lower shelf because the box on the higher shelf is farther from the ground.
A girl has two boxes that are exactly the same. She puts one box on the middle shelf of a bookcase and one box on the top shelf as shown in the drawing below.
Which box has more energy and why?
- The box on the middle shelf has more energy because it is closer to the ground.
- The box on the top shelf has more energy because it is farther from the ground.
- The boxes have the same amount of energy because they are exactly the same.
- The boxes have no energy because they are not moving.
- Distribution of Responses
- Scale Score for Item Difficulty
(200[Easy]-800[Difficult]) - 515
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 422 | 1227 | 34% |
| Grades | |||
| 4–5 | 71 | 238 | 30% |
| 6–8 | 252 | 642 | 39% |
| 9–12 | 99 | 347 | 29% |
| Gender | |||
| Male | 210 | 559 | 38% |
| Female | 200 | 635 | 31% |
| Primary Language | |||
| English | 373 | 1078 | 35% |
| Other | 40 | 119 | 34% |