Item WC070002: When air moves across a lake, its humidity may not increase because it may already be as humid as it can get.

When air moves over a lake, what will happen to the humidity of the air?

  1. If the air moving across the lake is warm, its humidity will increase no matter how humid it already is.
  2. The humidity of the air moving across the lake will increase no matter how warm it is or how humid it already is.
  3. The humidity of the air moving across the lake will stay the same no matter how warm it is or how humid it already is.
  4. You need more information to predict what will happen to the humidity of the air moving across the lake because it already may be as humid as it can get.

Distribution of Responses

Chart showing distrubtion of responses for Item WC070002

Percent of students responding correctly

Overall23%
Grades 6–825%
Grades 9–1221%
Male25%
Female21%
Primary Language is English23%
Primary Language is not English23%

View data table