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: Question: A hard rock will erode _____ than a soft rock. 
 Answer: slower

Answer: The water erodes the softer rock faster than the harder rock.


Question: Question: If we half our use of nonrenewable resources, we will end up having _____ of them. 
 Answer: more

Answer: Using less nonrenewable resources means that they will last longer.


Question: Question: Eric moved to Arizona from Alaska. The higher temperatures overall mean that sound travels 
 Answer: faster

Answer:
For a given medium, sound waves travel more slowly at lower temperatures.