Item CL006002: Air currents form when warm air rises and cold air sinks.
What causes air currents to form?
- Air currents form when cold air rises and warm air sinks.
- Air currents form when warm air rises and cold air sinks.
- The rising and sinking of air does not create air currents. Air currents form when cold air moves along the surface of the earth toward warmer air.
- The rising and sinking of air cannot cause air currents to form. Air currents form only because of the rotation of the earth.
- Distribution of Responses
![Chart showing distrubtion of responses for Item CL006002](http://chart.apis.google.com/chart?chs=265x180&cht=bvg&chf=bg,s,00000000&chco=76A4FB|339933|76A4FB|76A4FB&chds=0,100&chd=t:24,42,22,13&chxl=0:|A|B|C|D&chxt=x,y&chbh=a&chbw=a&chm=N*f0*%,000000,0,-1,11,,e::5&filename=CL006002-dist.png)
- Students Responding Correctly
Group | Correct | Total | Percent |
---|---|---|---|
Overall | 894 | 2148 | 42% |
Grades | |||
6–8 | 399 | 1068 | 37% |
9–12 | 492 | 1070 | 46% |
Gender | |||
Male | 424 | 1034 | 41% |
Female | 444 | 1045 | 42% |
Primary Language | |||
English | 773 | 1824 | 42% |
Other | 73 | 229 | 32% |