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: Do gas engine cars pollute more or less than electric engine cars?
Answer: more

Output: Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids.

Input: Consider Input: Question: Decker pulls some taffy as far as he can. The elastic potential energy of the candy would
Answer: increase

Output: The farther the object is stretched or compressed, the greater its elastic potential energy is.

Input: Consider Input: Question: If Jim is transmitting electricity through a wire and he reduces the size of that wire, the electrons move through it
Answer: harder
Output: A thinner wire is more difficult for electrons to move through than a thicker wire.