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.

Input: Consider Input: 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

Output: The advantage to biofuels is that they burn more cleanly than fossil fuels. As a result, they create less pollution and less carbon dioxide.


Input: Consider Input: Question: Megan had two charged metal balls that she was analyzing. If she increases the charge of the balls, the electrostatic force between them 
 Answer: increases

Output: The more charged the objects are, the stronger the electrostatic force between them.


Input: Consider Input: Question: The Earth's gravitation for is weaker when _____ the sun. 
 Answer: further from


Output: This is because the gravitational force of attraction between the Earth and Sun is stronger when the Earth is closer to the Sun.