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: When we let a rubber band relax to a small size, it is easy to stretch meaning it has 
 Answer: less resistance
answer:
The farther you stretch the band, the greater the resistance is.


question:
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
answer:
Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.


question:
Question: Greta yells across the canyon in the cool morning and again in the hot afternoon. The sound likely traveled _____ in the morning. 
 Answer: not as slow
answer:

For a given medium, sound has a slower speed at lower temperatures.