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: What happens when we get closer to the sun? 
 Answer: heat up
[EX A]: The stratosphere gets most of its heat from the Sun. Therefore, its warmer closer to the Sun.

[EX Q]: Question: Derek needs to be able to read really small print, so he reaches for a straight lens magnifying glass, which can magnify 
 Answer: less
[EX A]: The more curved the convex lens is in a magnifying glass, the greater its ability to magnify objects.

[EX Q]: Question: Mary melts a 1 pound chocolate bar and 1 pound of chocolate chips in two pots. Which melts last? 
 Answer: bar
[EX A]:
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.