Problem: Given the question: Keith is a physician with the city hospital. He noticed that reactions inside human body happen in different rates. He specifically noticed two cases, case A and case B. In case A enzymes were present, but in case B enzymes were not present. Would the required activation energy be higher or lower in case B than in case A?
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The answer is:
higher

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 positively charged?
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The answer is:
object B

Problem: Given the question: Two sisters Mary and Beth were into sciences. Beth studied physics, while Mary studied chemistry and especially alkanes. They were very devoted to studying. Which sister studied more about ethane?
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The answer is:
Mary