Original Project
Weather and Climate II: Seasonal Differences
The orientation of earth's axis of rotation with respect to the sun changes as the earth moves around the sun.
Item CL146001: On the first day of spring, the north pole is not tilted toward the sun or away from the sun, and each day of the rest of the spring the north pole tilts a little more toward the sun.
Which of the following statements is TRUE about how the North Pole is tilted relative to the sun over the course of the spring?
- During all of the spring, the North Pole is tilted 23.5° toward the sun.
- During all of the spring, the North Pole is not tilted toward the sun or away from the sun.
- On the first day of spring, the North Pole is not tilted toward the sun or away from the sun. During the rest of the spring, the North Pole is tilted 23.5° toward the sun.
- On the first day of spring, the North Pole is not tilted toward the sun or away from the sun, and each day of the rest of the spring the North Pole tilts a little more toward the sun.
- Distribution of Responses
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 545 | 2271 | 24% |
| Grades | |||
| 6–8 | 284 | 1203 | 24% |
| 9–12 | 260 | 1063 | 24% |
| Gender | |||
| Male | 249 | 1085 | 23% |
| Female | 283 | 1128 | 25% |
| Primary Language | |||
| English | 472 | 1971 | 24% |
| Other | 55 | 213 | 26% |