Original Project
Atoms, Molecules, and States of Matter
Item AM065003: Wet jeans hung on a clothesline eventually dry because the water molecules move faster and become part of the air.
You wash a pair of jeans. You hang the wet jeans on a clothesline. A few hours later, the jeans are dry. What happened to the water molecules?
- The water molecules became part of the jeans.
- The water molecules disappeared and no longer exist.
- The water molecules moved faster and became part of the air.
- The water molecules broke down into hydrogen and oxygen atoms.
(Modified from Keeley, et al., 2005)
- Distribution of Responses
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 2073 | 4926 | 42% |
| Grades | |||
| 6–8 | 1060 | 2773 | 38% |
| 9–12 | 1009 | 2136 | 47% |
| Gender | |||
| Male | 1006 | 2373 | 42% |
| Female | 1043 | 2484 | 42% |
| Primary Language | |||
| English | 1850 | 4320 | 43% |
| Other | 189 | 527 | 36% |
- Notes
- See NGSS performance expectation MS-PS1-4: Develop a model that predicts and describes changes in particle motion, temperature, and state of a pure substance when thermal energy is added or removed.