Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.

[EX Q]: Fact: Water can make soil from rocks. 
Question: What causes rocks to be worn into soil?
[EX A]: Water.

[EX Q]: Fact: you should look at the sun too long or you will impact your eyes negatively. 
Question: What does looking at the sun do?
[EX A]: Damages eyes.

[EX Q]: Fact: Organisms cluster around hot water inside cracks in the ocean floor. 
Question: Organisms cluster around hot water inside cracks where?
[EX A]:
ocean floor.