Original Project
Weather and Climate II: Seasonal Differences
Changes in the orientation of earth’s axis of rotation with respect to the sun over the course of a year cause…
Item CL101002: The sun is never directly overhead at a place that is 30° north of the equator.
When is the sun directly overhead at 30° north of the equator?
- On a day in March
- On a day in June
- On a day in August
- Never
- Distribution of Responses
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 422 | 2173 | 19% |
| Grades | |||
| 6–8 | 234 | 1150 | 20% |
| 9–12 | 188 | 1019 | 18% |
| Gender | |||
| Male | 218 | 1044 | 21% |
| Female | 193 | 1074 | 18% |
| Primary Language | |||
| English | 378 | 1887 | 20% |
| Other | 31 | 200 | 16% |