Item AM039004: The distance between water molecules increases as a cup of water is warmed.
What happens when a cup of water is warmed?
- The water molecules break down.
- The number of water molecules increases.
- The mass of the water molecules decreases.
- The distance between the water molecules increases.
- Distribution of Responses
![Chart showing distrubtion of responses for Item AM039004](http://chart.apis.google.com/chart?chs=265x180&cht=bvg&chf=bg,s,00000000&chco=76A4FB|76A4FB|76A4FB|339933&chds=0,100&chd=t:17,20,17,45&chxl=0:|A|B|C|D&chxt=x,y&chbh=a&chbw=a&chm=N*f0*%,000000,0,-1,11,,e::5&filename=AM039004-dist.png)
- Students Responding Correctly
Group | Correct | Total | Percent |
---|---|---|---|
Overall | 2047 | 4517 | 45% |
Grades | |||
6–8 | 1087 | 2842 | 38% |
9–12 | 957 | 1664 | 58% |
Gender | |||
Male | 1040 | 2173 | 48% |
Female | 975 | 2276 | 43% |
Primary Language | |||
English | 1876 | 3995 | 47% |
Other | 137 | 434 | 32% |
- Notes
- NGSS does not address thermal expansion or contraction of matter.