Generate a question

Question generated: Which of the following would be most useful for calculating the density of a rock sample?

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

Answer: During an experiment, a student reports that a liquid turned green when mixed with another liquid. This is an example of

question: Write a question you would see in a school textbook. OPTIONS:
- nitrogen
- carbon dioxide
- carbon monoxide
- hydrogen
answer: If the number of trees significantly decreases, the atmosphere's level of which gas might significantly increase?

An example of a grad-school level question?
Which of these groups animals are ALL mammals?

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

Question I was asked: Some localized layers of rock contain the element iridium. Iridium is most often found in space objects such as meteoroids and asteroids. The discovery of these iridium-containing layers has been matched to which phenomena in Earth's history?

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

Question I was asked:
On the periodic table, the elements in group 18 (8A) (helium, neon, argon, etc.) are grouped together because