An example of a grad-school level question?
Why does tapping a fork against a water glass produce a sound?

I just took a test in school today. What question was I asked?

Question I was asked: Which of these natural events occurs at time intervals that are the most regular?

Random question?

Scientists found fish fossils in the desert. What do the fossils tell about this environment when the fish were alive?

Generate a question

Question generated: Angelo wants to know if the volume of water changes when it freezes. He measures the volume of water in its liquid state and then freezes it. Which tool did Angelo most likely use to measure the volume of the water?

Problem: Write a question you would see in a school textbook.

Answer: Manganese has an atomic number of 25 and an atomic mass of 55 amu. How many particles are found in its nucleus?

Problem: Write a question you would see in a school textbook.

Answer:
Which tool is used to determine the mass of an object?