An example of a grad-school level question?
A geologist finds a layer of shale near the surface from a certain time period. Nearby, the geologist finds the same layer of shale, but it is deeper underground than the first layer. What might have caused the difference in the depth of the shale layer?

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

Question I was asked: Generally, the deeper rock layers of Earth are older than shallower rock layers. How can the collision of two tectonic plates change the order of the rock layers?

Random question?

Scientists measured the patterns of spectral lines given off by distant galaxies and concluded that almost all of these galaxies are moving away from Earth. What did the scientists observe directly?

Generate a question

Question generated: When a person speaks into a telephone, sound energy is changed mostly into which form of energy?

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

Answer: What is the density of a 64-g iron cube that displaces 8 mL of water?

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

Answer:
Which gas makes up the greatest percentage of Earth's atmosphere?