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.

[EX Q]: Question: When there are fewer people in an area the amount of water will 
 Answer: increase
[EX A]: The availability of water is projected to get worse as demand increases.

[EX Q]: Question: If Jim is playing with two objects and he moves them further away from each other, what will happen to the gravitational force between the two objects? 
 Answer: decrease
[EX A]: The further objects are away from each other, the smaller the gravitational force.

[EX Q]: Question: As a balloon inflates there is _____ air pressure forcing air out. 
 Answer: less
[EX A]:
Exhaling, or breathing out, decreases the size of the chest, which increases air pressure inside the lungs.