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.
--------
Question: Fact: Absorbing energy causes metal objects to expand. 
Question: Metal expands when it does what?

Answer: absorbs energy.


Question: Fact: The direction the earth is tilted while it orbits the sun is what causes climate to change. 
Question: What determines the climate to change?

Answer: The way the earth is tilted.


Question: Fact: dendrites receive impulses. 
Question: What receive impulses?

Answer:
dendrites.