instruction:
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: Will one large piece have more or less surface area than smaller pieces? 
 Answer: less
answer:
It would be hard to get a big chunk of chocolate to dissolve in your milk or hot water. Maybe you could make hot chocolate from some smaller pieces like chocolate chips, but it is much easier to add a powder to your milk. This is because the smaller the pieces are, the more surface area they have.


question:
Question: If Mona is manipulating the charge of a couple of her objects, what happens to the electrostatic force if she decreases the charge of one of the objects? 
 Answer: decrease
answer:
The more charged the objects are, the stronger the electrostatic force between them.


question:
Question: When people forgot how to farm the population 
 Answer: decreased
answer:

More recently, the death rate has fallen because of the availability of more food and medical advances.