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: When you hold two magnets far away what is the force between them? 
 Answer: Weak
As the distance between the objects increases the magnetic force of attraction decreases.

Question: Mike dove deeper and deeper into the ocean trench. As he goes lower, the pressure exerted on him by the water 
 Answer: increases
A fluid exerts pressure in all directions, but the pressure is greater at greater depth.

Question: If Mona is adding chemicals to her swimming pool and she lowers the pH value of the water, what happens to the acidity of the water in the pool? 
 Answer: increase

The lower the pH value is, the greater is the concentration of hydrogen ions and the stronger the acid.