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.
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Question: Question: Jason fills up a balloon with helium. After a while, he decides to fill a smaller balloon with the helium with the balloon. The gas in the smaller balloon will have a density that is 
 Answer: higher

Answer: If we take a certain amount of gas from one container and place it into another, larger container, the gas expandsto fill the larger container. The same mass of gas is now in a larger volume, the gas now has a lower density.


Question: Question: As Peter's dog got smaller, the dog's bones became 
 Answer: smaller

Answer: As animals grow their bones get longer and bigger, they grow more hair, and are able to take care of themselves by getting food, shelter, and water.


Question: Question: If Mona is flying her plane in the thermosphere and she moves to a lower altitude heading, what happens to the temperature? 
 Answer: decreases

Answer:
In the thermosphere, temperatures increase as altitude increases.