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: If Mona's body experiences less volume of blood in her blood vessels, what is happening to the pressure in her vessel walls? 
 Answer: decreasing
[EX A]: This is because the lower blood volume in the vessels exerts less pressure on the vessel walls.

[EX Q]: Question: You can find tables that show the pH value of different fruits and vegetables. The fruits such as oranges are very acidic so they have a pH value that is 
 Answer: lower
[EX A]: Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.

[EX Q]: Question: John was watching the power levels when he noticed something about the energy. When the cost of the energy increased, the usage of the resource would be 
 Answer: Faster
[EX A]:
If the energy cost of obtaining energy increases, the resource will be used even faster.