Problem: Given the question: Jan, a middle school student, is curious to learn more about friction so she grabs two random objects and rubs them together. After rubbing them together, object B has transferred some of its electrons to object A. After observing this she starts to wonder more about electrons and decides she will ask her teacher more about it tomorrow at school. Which item is negatively charged?
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The answer is:
object A

Problem: Given the question: Michael recently moved to Xin Jiang, where there is a large amount of air pollutants due to the chemical manufacturing industry there. Kevin, on the other hand, recently moved to Toronto which just finished a several month long tree planting initiative that has drastically lowered the amount of air pollutants in the city. Who is more at risk for developing lung cancer?
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The answer is:
Michael

Problem: Given the question: Two colleagues read about types of chemical reactions. Sean studied about the influence of temperature on chemical reactions. Gabe studied about other influencing factors. Which student read less about higher rates of reaction?
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The answer is:
Gabe