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.

Example Input: Question: Since most electrical plants burn gases what happens to pollution levels when we use more electricity? 
 Answer: increase
Example Output: We need to reduce our electricity consumption in order to reduce pollution.

Example Input: Question: Dane is checking the pH of his project and sees that it is quite high, which means that the acid in his project is 
 Answer: lower
Example Output: Lower pH numbers are more acidic and higher numbers are less acidic (also called more alkaline).

Example Input: Question: Charles sees an atom through the microscope that is the smallest he's ever seen. The valence electrons in this atom are likely _____ the nucleus 
 Answer: close to
Example Output:
In bigger atoms, valence electrons are farther from the nucleus.