Item EG041003: For two identical rubber bands, the rubber band that is stretched more has more elastic energy.

A student has two identical rubber bands. She stretches each rubber band around two pegs so that one rubber band is stretched a little bit and the other rubber band is stretched a lot.

When the rubber bands are stretched, which rubber band has more elastic energy?

  1. The rubber band that is stretched a little has more elastic energy.
  2. The rubber band that is stretched a lot has more elastic energy.
  3. The rubber bands have the same amount of elastic energy no matter how much they are stretched.
  4. Neither rubber band has any elastic energy.

Distribution of Responses

Chart showing distrubtion of responses for Item EG041003

Percent of students responding correctly

Overall62%
Grades 6–861%
Grades 9–1264%
Male60%
Female64%
Primary Language is English63%
Primary Language is not English53%

View data table