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.

Fact: fields make compasses point north. 
Question: What makes compasses point north?
fields.

Fact: Color and going underground helps conceal from predators. 
Question: What are two ways animals conceal themselves from predators?
Staying underground and camouflaging their eggs.

Fact: Chemical weathering gives a rusty red color to sedimentary rocks. 
Question: What gives a rusty red color to sedimentary rocks?

chemical weathering.