Item AM052003: When an iron frying pan cools, the distance between the iron atoms decreases, so the pan gets a tiny bit smaller.

A cook takes a hot iron frying pan off the stove to cool. What happens as the iron pan cools?

  1. The mass of the iron atoms increases, so the pan gets a tiny bit heavier.
  2. The mass of the iron atoms does not change, so the pan remains the same.
  3. The distance between the iron atoms decreases, so the pan gets a tiny bit smaller.
  4. The distance between the iron atoms does not change, so the pan remains the same.

Distribution of Responses

Chart showing distrubtion of responses for Item AM052003

Percent of students responding correctly

Overall29%
Grades 6–826%
Grades 9–1233%
Male33%
Female24%
Primary Language is English29%
Primary Language is not English24%

View data table