Random question?

In addition to oxygen, which gases make up the largest percentage of Earth's atmosphere?

Generate a question

Question generated: Which is a unit of measure for length?

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

Answer: A mountain range has hills around its edges. How are the mountains and hills alike?

question: Write a question you would see in a school textbook. OPTIONS:
- painting a wood chest
- sawing a wood plank
- burning wood chips
- cutting down a tree
answer: Which action illustrates a chemical change?

An example of a grad-school level question?
Temperatures below freezing are expected overnight. What might be done to protect plants growing outside?

Random question?
Where are the most reactive nonmetals located on the periodic table?