In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Question: Compared to a hydrocarbon with a single carbon atom, would a hydrocarbon with 10 carbon atoms have 
 Answer: a greater number of isomers
The more carbon atoms a hydrocarbon has, the greater the number of isomers.

Question: Carol is building a small rocket to test in her back yard and, after much consideration, decides to use a biofuel to power her rocket. She tells her friends it's because it will create _____ carbon dioxide than fossil fuels. 
 Answer: less
The advantage to biofuels is that they burn more cleanly than fossil fuels. As a result, they create less pollution and less carbon dioxide.

Question: If Mona is an astronomer and she is looking through a telescope, what happens to the amount of light gathered by the telescope if she increases the exposure? 
 Answer: increases

The longer the exposure, the more light that the telescope can gather to make the image.