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: Places that are near the middle of earth are generally 
 Answer: warmer
Areas near the equator are warmer than areas near the poles because they receive more direct sunlight.

Question: Mona lives in a country with a lot of food available. If a natural disaster strikes and the food supply is cut off, what will happen to the birth rate in her country? 
 Answer: decrease
Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.

Question: John was looking at the lights passing through the object. He noticed that the less dense the medium, the light would move 
 Answer: Faster

The more dense the medium, the slower the light moves.