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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?

  1. The water molecules became part of the jeans.
  2. The water molecules disappeared and no longer exist.
  3. The water molecules moved faster and became part of the air.
  4. The water molecules broke down into hydrogen and oxygen atoms.
(Modified from Keeley, et al., 2005)
Distribution of Responses
Chart showing distrubtion of responses for Item 065003
Students Responding Correctly
Group Correct Total Percent
Overall 2073 4926 42%
Grades
  6–8 1060 2773 38%
  9–12 1009 2136 47%
Gender
  Male1006237342%
  Female1043248442%
Primary Language
  English1850432043%
  Other18952736%

View data table

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.