Original Project
Weather and Climate II: Seasonal Differences
Temperature variations in fluids such as air and water lead to currents that circulate the fluid, and this circu…
Item NG056004: Energy is transferred when a cold spoon is placed in a cup of hot tea, and energy is transferred when an ice cube is placed in a cup of hot tea.
Consider the following situations:
Situation 1: A cold spoon is placed in a cup of hot tea.
Situation 2: An ice cube is placed in a cup of hot tea.
Is energy being transferred in either of these situations?
- Energy is transferred in both situations.
- Energy is NOT transferred in either situation.
- Energy is transferred when a cold spoon is placed in a cup of hot tea, but energy is NOT transferred when an ice cube is placed in a cup of hot tea.
- Energy is transferred when an ice cube is placed in a cup of hot tea, but energy is NOT transferred when a cold spoon is placed in a cup of hot tea.
- Distribution of Responses
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 791 | 1399 | 57% |
| Grades | |||
| 6–8 | 457 | 827 | 55% |
| 9–12 | 330 | 568 | 58% |
| Gender | |||
| Male | 387 | 687 | 56% |
| Female | 386 | 675 | 57% |
| Primary Language | |||
| English | 710 | 1245 | 57% |
| Other | 53 | 114 | 46% |